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annotate src/video/nds/SDL_ndsrender.c @ 2688:71c56e900f8b gsoc2008_nds

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Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
author Darren Alton <dalton@stevens.edu>
date Fri, 15 Aug 2008 10:17:07 +0000
parents 5166b19b6808
children ca01c20274c0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #include <stdio.h>
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24 #include <stdlib.h>
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25 #include <nds.h>
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26 #include <nds/arm9/video.h>
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27 #include <nds/arm9/sprite.h>
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28 #include <nds/arm9/trig_lut.h>
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29
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30 #include "SDL_config.h"
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31
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32 #include "SDL_video.h"
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33 #include "../SDL_sysvideo.h"
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34 #include "../SDL_yuv_sw_c.h"
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35 #include "../SDL_renderer_sw.h"
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36
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37
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38
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39 /* NDS sprite-related functions */
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40 #define SPRITE_DMA_CHANNEL 3
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41 #define SPRITE_ANGLE_MASK 0x01FF
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42
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43 void
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44 NDS_OAM_Update(tOAM *oam)
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45 {
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46 DC_FlushAll();
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47 dmaCopyHalfWords(SPRITE_DMA_CHANNEL, oam->spriteBuffer, OAM,
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48 SPRITE_COUNT * sizeof(SpriteEntry));
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49 }
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50
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51 void
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52 NDS_OAM_RotateSprite(SpriteRotation *spriteRotation, u16 angle)
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53 {
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54 s16 s = SIN[angle & SPRITE_ANGLE_MASK] >> 4;
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55 s16 c = COS[angle & SPRITE_ANGLE_MASK] >> 4;
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56
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57 spriteRotation->hdx = c;
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58 spriteRotation->hdy = s;
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59 spriteRotation->vdx = -s;
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60 spriteRotation->vdy = c;
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61 }
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62
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63 void
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64 NDS_OAM_Init(tOAM *oam)
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65 {
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66 int i;
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67 for(i = 0; i < SPRITE_COUNT; i++) {
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68 oam->spriteBuffer[i].attribute[0] = ATTR0_DISABLED;
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69 oam->spriteBuffer[i].attribute[1] = 0;
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70 oam->spriteBuffer[i].attribute[2] = 0;
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71 }
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72 for(i = 0; i < MATRIX_COUNT; i++) {
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73 NDS_OAM_RotateSprite(&(oam->matrixBuffer[i]), 0);
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74 }
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75 swiWaitForVBlank();
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76 NDS_OAM_Update(oam);
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77 }
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78
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79 void
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80 NDS_OAM_HideSprite(SpriteEntry *spriteEntry)
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81 {
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82 spriteEntry->isRotoscale = 0;
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83 spriteEntry->isHidden = 1;
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84 }
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85
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86 void
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87 NDS_OAM_ShowSprite(SpriteEntry *spriteEntry, int affine, int double_bound)
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88 {
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89 if (affine) {
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90 spriteEntry->isRotoscale = 1;
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91 spriteEntry->rsDouble = double_bound;
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92 } else {
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93 spriteEntry->isHidden = 0;
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94 }
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95 }
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96
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97
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98 /* SDL NDS renderer implementation */
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99
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100 static SDL_Renderer *NDS_CreateRenderer(SDL_Window * window, Uint32 flags);
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101 static int NDS_ActivateRenderer(SDL_Renderer * renderer);
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102 static int NDS_DisplayModeChanged(SDL_Renderer * renderer);
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103 static int NDS_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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104 static int NDS_QueryTexturePixels(SDL_Renderer * renderer,
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105 SDL_Texture * texture, void **pixels,
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106 int *pitch);
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107 static int NDS_SetTexturePalette(SDL_Renderer * renderer,
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108 SDL_Texture * texture,
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109 const SDL_Color * colors, int firstcolor,
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110 int ncolors);
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111 static int NDS_GetTexturePalette(SDL_Renderer * renderer,
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112 SDL_Texture * texture, SDL_Color * colors,
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113 int firstcolor, int ncolors);
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114 static int NDS_SetTextureColorMod(SDL_Renderer * renderer,
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115 SDL_Texture * texture);
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116 static int NDS_SetTextureAlphaMod(SDL_Renderer * renderer,
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117 SDL_Texture * texture);
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118 static int NDS_SetTextureBlendMode(SDL_Renderer * renderer,
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119 SDL_Texture * texture);
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120 static int NDS_SetTextureScaleMode(SDL_Renderer * renderer,
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121 SDL_Texture * texture);
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122 static int NDS_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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123 const SDL_Rect * rect, const void *pixels,
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diff changeset
124 int pitch);
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125 static int NDS_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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126 const SDL_Rect * rect, int markDirty, void **pixels,
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diff changeset
127 int *pitch);
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128 static void NDS_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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129 static void NDS_DirtyTexture(SDL_Renderer * renderer,
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diff changeset
130 SDL_Texture * texture, int numrects,
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diff changeset
131 const SDL_Rect * rects);
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132 static int NDS_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g,
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133 Uint8 b, Uint8 a, const SDL_Rect * rect);
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134 static int NDS_RenderCopy(SDL_Renderer * renderer,
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135 SDL_Texture * texture,
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diff changeset
136 const SDL_Rect * srcrect,
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diff changeset
137 const SDL_Rect * dstrect);
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diff changeset
138 static void NDS_RenderPresent(SDL_Renderer * renderer);
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139 static void NDS_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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140 static void NDS_DestroyRenderer(SDL_Renderer * renderer);
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141
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142
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diff changeset
143 SDL_RenderDriver NDS_RenderDriver = {
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diff changeset
144 NDS_CreateRenderer,
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145 { "nds", /* char* name */
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146 (SDL_RENDERER_SINGLEBUFFER|SDL_RENDERER_ACCELERATED), /* u32 flags */
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147 (SDL_TEXTUREMODULATE_NONE), /* u32 mod_modes */
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148 (SDL_TEXTUREBLENDMODE_NONE), /* u32 blend_modes */
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149 (SDL_TEXTURESCALEMODE_NONE), /* u32 scale_modes */
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diff changeset
150 3, /* u32 num_texture_formats */
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diff changeset
151 {
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152 SDL_PIXELFORMAT_INDEX8,
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diff changeset
153 SDL_PIXELFORMAT_ABGR1555,
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diff changeset
154 SDL_PIXELFORMAT_BGR555,
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diff changeset
155 }, /* u32 texture_formats[20] */
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156 (256), /* int max_texture_width */
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157 (256), /* int max_texture_height */
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158 }
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159 };
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160
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diff changeset
161 typedef struct
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162 {
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163 bg_attribute *bg; /* backgrounds */
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164 tOAM oam_copy; /* sprites */
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165 u8 bg_taken[4];
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166 int sub;
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167 } NDS_RenderData;
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168
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diff changeset
169 typedef struct
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170 {
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diff changeset
171 enum { NDSTX_BG, NDSTX_SPR } type;
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172 int hw_index;
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diff changeset
173 struct { int hdx, hdy, vdx, vdy, pitch, bpp; } dim;
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diff changeset
174 u16 *vram;
2687
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parents: 2685
diff changeset
175 u16 *system_ram_copy;
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diff changeset
176 int size;
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diff changeset
177 } NDS_TextureData;
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diff changeset
178
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179
74ac057679d5 NDS video driver is now functional, using software rendering and framebuffer.
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180
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181 SDL_Renderer *
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182 NDS_CreateRenderer(SDL_Window * window, Uint32 flags)
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183 {
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184 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
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185 SDL_DisplayMode *displayMode = &display->current_mode;
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186 SDL_Renderer *renderer;
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187 NDS_RenderData *data;
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188 int i, n;
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189 int bpp;
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diff changeset
190 Uint32 Rmask, Gmask, Bmask, Amask;
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diff changeset
191
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diff changeset
192 printf("+NDS_CreateRenderer\n");
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diff changeset
193 if (!SDL_PixelFormatEnumToMasks(displayMode->format, &bpp,
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diff changeset
194 &Rmask, &Gmask, &Bmask, &Amask)) {
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diff changeset
195 SDL_SetError("Unknown display format");
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diff changeset
196 return NULL;
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197 }
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diff changeset
198 switch(displayMode->format) {
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diff changeset
199 case SDL_PIXELFORMAT_INDEX8:
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diff changeset
200 case SDL_PIXELFORMAT_ABGR1555:
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diff changeset
201 case SDL_PIXELFORMAT_BGR555:
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diff changeset
202 /* okay */
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diff changeset
203 break;
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diff changeset
204 default:
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diff changeset
205 printf("DEBUG: wrong display format!\n");
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diff changeset
206 break;
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diff changeset
207 }
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diff changeset
208
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diff changeset
209 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
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diff changeset
210 if (!renderer) {
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diff changeset
211 SDL_OutOfMemory();
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diff changeset
212 return NULL;
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parents:
diff changeset
213 }
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diff changeset
214
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215 data = (NDS_RenderData *) SDL_malloc(sizeof(*data));
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diff changeset
216 if (!data) {
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diff changeset
217 NDS_DestroyRenderer(renderer);
2670
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diff changeset
218 SDL_OutOfMemory();
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parents:
diff changeset
219 return NULL;
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diff changeset
220 }
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parents:
diff changeset
221 SDL_zerop(data);
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parents:
diff changeset
222
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diff changeset
223 renderer->RenderFill = NDS_RenderFill;
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diff changeset
224 renderer->RenderCopy = NDS_RenderCopy;
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diff changeset
225 renderer->RenderPresent = NDS_RenderPresent;
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diff changeset
226 renderer->DestroyRenderer = NDS_DestroyRenderer;
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diff changeset
227 renderer->info.name = NDS_RenderDriver.info.name;
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diff changeset
228 renderer->info.flags = 0;
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diff changeset
229 renderer->window = window->id;
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diff changeset
230 renderer->driverdata = data;
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diff changeset
231 renderer->CreateTexture = NDS_CreateTexture;
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diff changeset
232 renderer->QueryTexturePixels = NDS_QueryTexturePixels;
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diff changeset
233 renderer->SetTexturePalette = NDS_SetTexturePalette;
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diff changeset
234 renderer->GetTexturePalette = NDS_GetTexturePalette;
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diff changeset
235 renderer->SetTextureColorMod = NDS_SetTextureColorMod;
bc3e3e889f6d More NDS video driver work.
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diff changeset
236 renderer->SetTextureAlphaMod = NDS_SetTextureAlphaMod;
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diff changeset
237 renderer->SetTextureBlendMode = NDS_SetTextureBlendMode;
bc3e3e889f6d More NDS video driver work.
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diff changeset
238 renderer->SetTextureScaleMode = NDS_SetTextureScaleMode;
bc3e3e889f6d More NDS video driver work.
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diff changeset
239 renderer->UpdateTexture = NDS_UpdateTexture;
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diff changeset
240 renderer->LockTexture = NDS_LockTexture;
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diff changeset
241 renderer->UnlockTexture = NDS_UnlockTexture;
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parents: 2678
diff changeset
242 renderer->DirtyTexture = NDS_DirtyTexture;
bc3e3e889f6d More NDS video driver work.
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diff changeset
243 renderer->DestroyTexture = NDS_DestroyTexture;
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parents:
diff changeset
244
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diff changeset
245 renderer->info.mod_modes = NDS_RenderDriver.info.mod_modes;
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diff changeset
246 renderer->info.blend_modes = NDS_RenderDriver.info.blend_modes;
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diff changeset
247 renderer->info.scale_modes = NDS_RenderDriver.info.scale_modes;
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diff changeset
248 renderer->info.num_texture_formats =
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diff changeset
249 NDS_RenderDriver.info.num_texture_formats;
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diff changeset
250 SDL_memcpy(renderer->info.texture_formats,
bc3e3e889f6d More NDS video driver work.
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diff changeset
251 NDS_RenderDriver.info.texture_formats,
bc3e3e889f6d More NDS video driver work.
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parents: 2678
diff changeset
252 sizeof(renderer->info.texture_formats));;
bc3e3e889f6d More NDS video driver work.
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diff changeset
253 renderer->info.max_texture_width = NDS_RenderDriver.info.max_texture_width;
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diff changeset
254 renderer->info.max_texture_height =
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diff changeset
255 NDS_RenderDriver.info.max_texture_height;
2670
6e4669f4db49 Fix for the previous commit: actually 'svn add'ed some files.
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parents:
diff changeset
256
2688
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diff changeset
257 data->bg = &BACKGROUND; /* BACKGROUND_SUB for second screen. */
2679
bc3e3e889f6d More NDS video driver work.
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diff changeset
258 data->bg_taken[2] = data->bg_taken[3] = 0;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
259 NDS_OAM_Init(&(data->oam_copy)); /* init sprites. */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
260
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
261 data->sub = 0; /* TODO: this is hard-coded to the "main" screen.
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parents: 2687
diff changeset
262 figure out how to detect whether to set it to
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
263 "sub" screen. window->id, perhaps? */
2672
74ac057679d5 NDS video driver is now functional, using software rendering and framebuffer.
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parents: 2671
diff changeset
264
2680
4135aa9c5645 More work on the accelerated 2D video driver, beginnings of sprite-based rendering support. Also some initial work on an audio driver.
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parents: 2679
diff changeset
265 printf("-NDS_CreateRenderer\n");
2670
6e4669f4db49 Fix for the previous commit: actually 'svn add'ed some files.
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parents:
diff changeset
266 return renderer;
6e4669f4db49 Fix for the previous commit: actually 'svn add'ed some files.
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parents:
diff changeset
267 }
6e4669f4db49 Fix for the previous commit: actually 'svn add'ed some files.
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parents:
diff changeset
268
6e4669f4db49 Fix for the previous commit: actually 'svn add'ed some files.
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parents:
diff changeset
269 static int
2678
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diff changeset
270 NDS_ActivateRenderer(SDL_Renderer * renderer)
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diff changeset
271 {
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diff changeset
272 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
273 printf("!NDS_ActivateRenderer\n");
2678
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diff changeset
274 return 0;
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diff changeset
275 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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diff changeset
276
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diff changeset
277 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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diff changeset
278 NDS_DisplayModeChanged(SDL_Renderer * renderer)
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diff changeset
279 {
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diff changeset
280 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
281 printf("!NDS_DisplayModeChanged\n");
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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diff changeset
282 return 0;
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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parents: 2677
diff changeset
283 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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diff changeset
284
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parents: 2677
diff changeset
285 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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parents: 2677
diff changeset
286 NDS_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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parents: 2677
diff changeset
287 {
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parents: 2677
diff changeset
288 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2679
bc3e3e889f6d More NDS video driver work.
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diff changeset
289 NDS_TextureData *txdat = NULL;
2682
f7594fc66bda Some debug work on the video driver, shows an error in the BG's vertical placement
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parents: 2681
diff changeset
290 int i;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
291 int bpp;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
292 Uint32 Rmask, Gmask, Bmask, Amask;
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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diff changeset
293
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
294 printf("+NDS_CreateTexture\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
295 if (!SDL_PixelFormatEnumToMasks
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diff changeset
296 (texture->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
297 SDL_SetError("Unknown texture format");
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diff changeset
298 return -1;
2678
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299 }
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diff changeset
300
2688
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diff changeset
301 /* conditional statements on w/h to place it as bg/sprite
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diff changeset
302 depending on which one it fits. */
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diff changeset
303 if(texture->w <= 64 && texture->h <= 64) {
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parents: 2687
diff changeset
304 /* TODO: implement sprites similar to how BG's are.
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diff changeset
305 they have a similar affine transformation matrix
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diff changeset
306 (hdx,hdy,vdx,vdy) as the backgrounds, so it should
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parents: 2687
diff changeset
307 be similar enough to handle with the same driverdata. */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
308 printf("Tried to make a sprite.\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
309 } else if(texture->w <= 256 && texture->h <= 256) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
310 int whichbg = -1;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
311 if(!data->bg_taken[2]) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
312 whichbg = 2;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
313 } else if(!data->bg_taken[3]) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
314 whichbg = 3;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
315 }
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
316 if(whichbg >= 0) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
317 /* TODO: maybe this should be in RenderPresent or RenderCopy
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
318 instead, copying from a malloc'd system RAM pixel buffer. */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
319 data->bg->control[whichbg] = (bpp == 8) ?
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
320 BG_BMP8_256x256 : BG_BMP16_256x256;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
321 data->bg->scroll[whichbg].x = 0;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
322 data->bg->scroll[whichbg].y = 0;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
323 texture->driverdata = SDL_calloc(1, sizeof(NDS_TextureData));
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
324 txdat = (NDS_TextureData*)texture->driverdata;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
325 txdat->type = NDSTX_BG;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
326 txdat->hw_index = whichbg;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
327 txdat->dim.hdx = 0x100; txdat->dim.hdy = 0;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
328 txdat->dim.vdx = 0; txdat->dim.vdy = 0x100;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
329 txdat->dim.pitch = 256 * (bpp/8);
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
330 txdat->dim.bpp = bpp;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
331 txdat->vram = (u16*)(data->sub ?
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
332 BG_BMP_RAM_SUB(whichbg) : BG_BMP_RAM(whichbg));
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
333 txdat->size = txdat->dim.pitch * texture->h;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
334 } else {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
335 SDL_SetError("Out of NDS backgrounds.");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
336 printf("ran out.\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
337 }
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
338 } else {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
339 SDL_SetError("Texture too big for NDS hardware.");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
340 }
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
341
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
342 printf("-NDS_CreateTexture\n");
2678
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diff changeset
343 if (!texture->driverdata) {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
344 SDL_SetError("Couldn't create NDS render driver data.");
2678
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diff changeset
345 return -1;
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diff changeset
346 }
2688
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parents: 2687
diff changeset
347
2678
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diff changeset
348 return 0;
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diff changeset
349 }
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parents: 2677
diff changeset
350
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diff changeset
351 static int
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diff changeset
352 NDS_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
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diff changeset
353 void **pixels, int *pitch)
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diff changeset
354 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
355 NDS_TextureData *txdat = (NDS_TextureData *) texture->driverdata;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
356 printf("+NDS_QueryTexturePixels\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
357 *pixels = txdat->vram;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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diff changeset
358 *pitch = txdat->dim.pitch;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
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parents: 2687
diff changeset
359 printf("-NDS_QueryTexturePixels\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
360 return 0;
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
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diff changeset
361 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
362
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
363 static int
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
364 NDS_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
365 const SDL_Rect * rect, const void *pixels, int pitch)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
366 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
367 NDS_TextureData *txdat = (NDS_TextureData *) texture->driverdata;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
368 Uint8 *src, *dst;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
369 int row; size_t length;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
370 printf("+NDS_UpdateTexture\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
371
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
372 src = (Uint8 *) pixels;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
373 dst =
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
374 (Uint8 *) txdat->system_ram_copy + rect->y * txdat->dim.pitch +
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
375 rect->x * (txdat->dim.bpp/8);
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
376 length = rect->w * (txdat->dim.bpp/8);
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
377 for (row = 0; row < rect->h; ++row) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
378 SDL_memcpy(dst, src, length);
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
379 src += pitch;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
380 dst += txdat->dim.pitch;
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
381 }
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
382
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
383 printf("-NDS_UpdateTexture\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
384 return 0;
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
385 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
386
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
387 static int
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
388 NDS_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
389 const SDL_Rect * rect, int markDirty, void **pixels,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
390 int *pitch)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
391 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
392 NDS_TextureData *txdat = (NDS_TextureData *) texture->driverdata;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
393 int i;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
394 printf("+NDS_LockTexture\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
395 if (markDirty) {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
396 printf("wanted to mark dirty\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
397 /* TODO: figure out how to handle this! */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
398 /*SDL_AddDirtyRect(&txdat->dirty, rect);*/
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
399 }
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
400
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
401 *pixels = (void *) ((u8 *)txdat->vram + rect->y
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
402 * txdat->dim.pitch + rect->x * (txdat->dim.bpp/8));
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
403 *pitch = txdat->dim.pitch;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
404 printf(" pixels = %08x\n", (u32)*pixels);
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
405 printf(" vram = %08x\n", (u32)(txdat->vram));
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
406 printf("-NDS_LockTexture\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
407 return 0;
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
408 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
409
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
410 static void
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
411 NDS_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
412 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
413 printf("+NDS_UnlockTexture\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
414 /* TODO: should I be doing something here, somehow, now that the pixels
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
415 should have been "written" between LockTexture and this? */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
416 printf("-NDS_UnlockTexture\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
417 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
418
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
419 static void
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
420 NDS_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
421 int numrects, const SDL_Rect * rects)
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
422 {
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
423 /* stub */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
424 printf("!NDS_DirtyTexture\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
425 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
426
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
427 static int
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
428 NDS_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
429 Uint8 a, const SDL_Rect * rect)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
430 {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
431 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
432 SDL_Rect real_rect = *rect;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
433 u16 color;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
434 int i, j;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
435
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
436 printf("+NDS_RenderFill\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
437 color = RGB8(r,g,b); /* <-- macro in libnds that makes an ARGB1555 pixel */
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
438 /* TODO: make a single-color sprite and stretch it.
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
439 calculate the "HDX" width modifier of the sprite by:
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
440 let S be the actual sprite's width (like, 32 pixels for example)
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
441 let R be the rectangle's width (maybe 50 pixels)
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
442 HDX = (R<<8) / S;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
443 (it's fixed point, hence the bit shift. same goes for vertical.
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
444 be sure to use 32-bit int's for the bit shift before the division!)
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
445 */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
446
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
447 printf("-NDS_RenderFill\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
448 return 0;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
449 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
450
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
451 static int
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
452 NDS_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
453 const SDL_Rect * srcrect, const SDL_Rect * dstrect)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
454 {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
455 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
456 NDS_TextureData *txdat = (NDS_TextureData *) texture->driverdata;
2687
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
457 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
458 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
459 int i;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
460 int bpp = SDL_BYTESPERPIXEL(texture->format);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
461 int pitch = txdat->dim.pitch;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
462 printf("+NDS_RenderCopy\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
463 if(txdat->type == NDSTX_BG) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
464 bg_rotation *tmpbg = (txdat->hw_index == 2) ?
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
465 &(data->bg->bg2_rotation) : &(data->bg->bg3_rotation);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
466 tmpbg->xdx = txdat->dim.hdx;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
467 tmpbg->xdy = txdat->dim.hdy;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
468 tmpbg->ydx = txdat->dim.vdx;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
469 tmpbg->ydy = txdat->dim.vdy;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
470 tmpbg->centerX = 0;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
471 tmpbg->centerY = 0;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
472 } else {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
473 /* sprites not implemented yet */
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
474 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
475 printf(" txdat->hw_index = %d\n", txdat->hw_index);
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
476 printf("-NDS_RenderCopy\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
477 return 0;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
478 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
479
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
480
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
481 static void
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
482 NDS_RenderPresent(SDL_Renderer * renderer)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
483 {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
484 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2687
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
485 SDL_Window *window = SDL_GetWindowFromID(renderer->window);
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
486 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
487 int i;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
488 printf("+NDS_RenderPresent\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
489
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
490 {
2687
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
491 SDL_Texture * tx = display->textures[i];
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
492 NDS_TextureData * txdat = (NDS_TextureData*)tx->driverdata;
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
493 /* Send the data to the display TODO :
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
494 shouldn't it already be there at this point? from lock/unlock
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
495 giving it the direct address in VRAM of the bg's.
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
496 I guess set the BG's and sprites "visible" flags here,
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
497 if applicable. */
2687
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
498 }
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
499
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
500 /* vsync for NDS */
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
501 if (renderer->info.flags & SDL_RENDERER_PRESENTVSYNC) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
502 swiWaitForVBlank();
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
503 }
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
504 printf("-NDS_RenderPresent\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
505 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
506
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
507 static void
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
508 NDS_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
509 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
510 printf("+NDS_DestroyTexture\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
511 if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
512 SDL_SetError("Unsupported texture format");
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
513 } else {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
514 /* free anything else allocated for texture */
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
515 NDS_TextureData *txdat = texture->driverdata;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
516 /*SDL_FreeDirtyRects(&txdat->dirty);*/
2687
5166b19b6808 renderer: Added a separate copy of texture pixels in system RAM, copied into VRAM during RenderPresent. Still trying to fix rendering.
Darren Alton <dalton@stevens.edu>
parents: 2685
diff changeset
517 SDL_free(txdat->system_ram_copy);
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
518 SDL_free(txdat);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
519 }
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
520 printf("-NDS_DestroyTexture\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
521 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
522
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
523 static void
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
524 NDS_DestroyRenderer(SDL_Renderer * renderer)
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
525 {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
526 NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
527 /*SDL_Window *window = SDL_GetWindowFromID(renderer->window);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
528 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);*/
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
529 int i;
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
530
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
531 printf("+NDS_DestroyRenderer\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
532 if (data) {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
533 /* TODO: free anything else relevant. */
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
534 /*for (i = 0; i < SDL_arraysize(data->texture); ++i) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
535 if (data->texture[i]) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
536 DestroyTexture(data->renderer, data->texture[i]);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
537 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
538 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
539 if (data->surface.format) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
540 SDL_SetSurfacePalette(&data->surface, NULL);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
541 SDL_FreeFormat(data->surface.format);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
542 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
543 if (display->palette) {
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
544 SDL_DelPaletteWatch(display->palette, DisplayPaletteChanged,
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
545 data);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
546 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
547 SDL_FreeDirtyRects(&data->dirty);*/
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
548 SDL_free(data);
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
549 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
550 SDL_free(renderer);
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
551 printf("-NDS_DestroyRenderer\n");
2685
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
552 }
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
553
2190b873ff00 Making room for test prog's
Darren Alton <dalton@stevens.edu>
parents: 2683
diff changeset
554 static int
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
555 NDS_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
556 const SDL_Color * colors, int firstcolor, int ncolors)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
557 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
558 NDS_TextureData *txdat = (NDS_TextureData *) texture->driverdata;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
559 printf("+NDS_SetTexturePalette\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
560 /* set 8-bit modes in the background control registers
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
561 for backgrounds, BGn_CR |= BG_256_COLOR */
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
562 printf("-NDS_SetTexturePalette\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
563 return 0;
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
564 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
565
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
566 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
567 NDS_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
568 SDL_Color * colors, int firstcolor, int ncolors)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
569 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
570 printf("+NDS_GetTexturePalette\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
571 NDS_TextureData *txdat = (NDS_TextureData *) texture->driverdata;
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
572 printf("-NDS_GetTexturePalette\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
573 return 0;
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
574 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
575
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
576 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
577 NDS_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
578 {
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
579 printf("!NDS_SetTextureColorMod\n");
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
580 /* stub! */
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
581 return 0;
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
582 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
583
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
584 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
585 NDS_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
586 {
2680
4135aa9c5645 More work on the accelerated 2D video driver, beginnings of sprite-based rendering support. Also some initial work on an audio driver.
Darren Alton <dalton@stevens.edu>
parents: 2679
diff changeset
587 printf("!NDS_SetTextureAlphaMod\n");
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
588 /* stub! */
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
589 return 0;
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
590 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
591
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
592 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
593 NDS_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
594 {
2680
4135aa9c5645 More work on the accelerated 2D video driver, beginnings of sprite-based rendering support. Also some initial work on an audio driver.
Darren Alton <dalton@stevens.edu>
parents: 2679
diff changeset
595 printf("!NDS_SetTextureBlendMode\n");
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
596 /* stub! */
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
597 return 0;
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
598 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
599
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
600 static int
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
601 NDS_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
602 {
2680
4135aa9c5645 More work on the accelerated 2D video driver, beginnings of sprite-based rendering support. Also some initial work on an audio driver.
Darren Alton <dalton@stevens.edu>
parents: 2679
diff changeset
603 printf("!NDS_SetTextureScaleMode\n");
2688
71c56e900f8b Cleaning up the renderer code to hopefully squish any problems. Starting to incorporate sprites, as well
Darren Alton <dalton@stevens.edu>
parents: 2687
diff changeset
604 /* stub! (note: NDS hardware scaling is nearest neighbor.) */
2678
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
605 return 0;
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
606 }
3895761db26a Removed old touchscreen system, starting to implement mouse-based touchscreen. Also, more work on a non-software-rendering video driver
Darren Alton <dalton@stevens.edu>
parents: 2677
diff changeset
607
2670
6e4669f4db49 Fix for the previous commit: actually 'svn add'ed some files.
Darren Alton <dalton@stevens.edu>
parents:
diff changeset
608 /* vi: set ts=4 sw=4 expandtab: */