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annotate src/video/SDL_fillrect.c @ 2960:91708bc14aab

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It's probably not worth pushing palettized textures. The memory optimization isn't worth the effort on modern hardware with the sorts of games that would be using the SDL 1.3 texture API.
author Sam Lantinga <slouken@libsdl.org>
date Fri, 02 Jan 2009 09:27:36 +0000
parents ffae53de58f4
children 7e30c2dc7783
rev   line source
2888
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 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 #include "SDL_config.h"
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23
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24 #include "SDL_video.h"
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25 #include "SDL_blit.h"
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26
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27
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28 #ifdef __SSE__
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29 /* *INDENT-OFF* */
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30
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31 #ifdef _MSC_VER
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32 #define SSE_BEGIN \
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33 __m128 c128; \
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34 c128.m128_u32[0] = color; \
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35 c128.m128_u32[1] = color; \
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36 c128.m128_u32[2] = color; \
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37 c128.m128_u32[3] = color;
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38 #else
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39 #define SSE_BEGIN \
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40 DECLARE_ALIGNED(Uint32, cccc[4], 16); \
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41 cccc[0] = color; \
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42 cccc[1] = color; \
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43 cccc[2] = color; \
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44 cccc[3] = color; \
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45 __m128 c128 = *(__m128 *)cccc;
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46 #endif
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47
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48 #define SSE_WORK \
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49 for (i = n / 64; i--;) { \
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50 _mm_stream_ps((float *)(p+0), c128); \
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51 _mm_stream_ps((float *)(p+16), c128); \
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52 _mm_stream_ps((float *)(p+32), c128); \
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53 _mm_stream_ps((float *)(p+48), c128); \
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54 p += 64; \
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55 }
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56
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57 #define SSE_END
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58
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59 #define DEFINE_SSE_FILLRECT(bpp, type) \
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60 static void \
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61 SDL_FillRect##bpp##SSE(Uint8 *pixels, int pitch, Uint32 color, int w, int h) \
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62 { \
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63 SSE_BEGIN; \
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64 \
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65 while (h--) { \
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66 int i, n = w * bpp; \
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67 Uint8 *p = pixels; \
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68 \
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69 if (n > 15) { \
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70 int adjust = 16 - ((uintptr_t)p & 15); \
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71 if (adjust < 16) { \
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72 n -= adjust; \
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73 adjust /= bpp; \
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74 while (adjust--) { \
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75 *((type *)p) = (type)color; \
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76 p += bpp; \
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77 } \
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78 } \
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79 SSE_WORK; \
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80 } \
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81 if (n & 63) { \
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82 int remainder = (n & 63); \
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83 remainder /= bpp; \
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84 while (remainder--) { \
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85 *((type *)p) = (type)color; \
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86 p += bpp; \
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87 } \
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88 } \
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89 pixels += pitch; \
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90 } \
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91 \
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92 SSE_END; \
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93 }
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94
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95 DEFINE_SSE_FILLRECT(1, Uint8)
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96 DEFINE_SSE_FILLRECT(2, Uint16)
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97 DEFINE_SSE_FILLRECT(4, Uint32)
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98
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99 /* *INDENT-ON* */
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100 #endif /* __SSE__ */
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101
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102 #ifdef __MMX__
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103 /* *INDENT-OFF* */
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104
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105 #define MMX_BEGIN \
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106 __m64 c64 = _mm_set_pi32(color, color)
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107
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108 #define MMX_WORK \
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109 for (i = n / 64; i--;) { \
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110 _mm_stream_pi((__m64 *)(p+0), c64); \
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111 _mm_stream_pi((__m64 *)(p+8), c64); \
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112 _mm_stream_pi((__m64 *)(p+16), c64); \
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113 _mm_stream_pi((__m64 *)(p+24), c64); \
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114 _mm_stream_pi((__m64 *)(p+32), c64); \
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115 _mm_stream_pi((__m64 *)(p+40), c64); \
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116 _mm_stream_pi((__m64 *)(p+48), c64); \
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117 _mm_stream_pi((__m64 *)(p+56), c64); \
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118 p += 64; \
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119 }
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120
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121 #define MMX_END \
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122 _mm_empty()
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123
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124 #define DEFINE_MMX_FILLRECT(bpp, type) \
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125 static void \
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126 SDL_FillRect##bpp##MMX(Uint8 *pixels, int pitch, Uint32 color, int w, int h) \
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127 { \
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128 MMX_BEGIN; \
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129 \
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130 while (h--) { \
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131 int i, n = w * bpp; \
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132 Uint8 *p = pixels; \
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133 \
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134 if (n > 7) { \
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135 int adjust = 8 - ((uintptr_t)p & 7); \
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136 if (adjust < 8) { \
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137 n -= adjust; \
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parents:
diff changeset
138 adjust /= bpp; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
139 while (adjust--) { \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
140 *((type *)p) = (type)color; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
141 p += bpp; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
142 } \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 } \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 MMX_WORK; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 } \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 if (n & 63) { \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
147 int remainder = (n & 63); \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
148 remainder /= bpp; \
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parents:
diff changeset
149 while (remainder--) { \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
150 *((type *)p) = (type)color; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
151 p += bpp; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
152 } \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
153 } \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
154 pixels += pitch; \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 } \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
156 \
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
157 MMX_END; \
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parents:
diff changeset
158 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
159
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parents:
diff changeset
160 DEFINE_MMX_FILLRECT(1, Uint8)
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diff changeset
161 DEFINE_MMX_FILLRECT(2, Uint16)
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diff changeset
162 DEFINE_MMX_FILLRECT(4, Uint32)
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diff changeset
163
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parents:
diff changeset
164 /* *INDENT-ON* */
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diff changeset
165 #endif /* __MMX__ */
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diff changeset
166
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parents:
diff changeset
167 static void
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diff changeset
168 SDL_FillRect1(Uint8 * pixels, int pitch, Uint32 color, int w, int h)
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diff changeset
169 {
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diff changeset
170 while (h--) {
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diff changeset
171 int n = w;
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diff changeset
172 Uint8 *p = pixels;
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diff changeset
173
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parents:
diff changeset
174 if (n > 3) {
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parents:
diff changeset
175 switch ((uintptr_t) p & 3) {
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diff changeset
176 case 1:
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diff changeset
177 *p++ = (Uint8) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
178 --n;
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parents:
diff changeset
179 case 2:
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diff changeset
180 *p++ = (Uint8) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
181 --n;
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parents:
diff changeset
182 case 3:
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
183 *p++ = (Uint8) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
184 --n;
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parents:
diff changeset
185 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
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diff changeset
186 SDL_memset4(p, color, (n >> 2));
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
187 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 if (n & 3) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
189 p += (n & ~3);
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parents:
diff changeset
190 switch (n & 3) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
191 case 3:
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
192 *p++ = (Uint8) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
193 case 2:
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parents:
diff changeset
194 *p++ = (Uint8) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
195 case 1:
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
196 *p++ = (Uint8) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
197 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
198 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
199 pixels += pitch;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
200 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
202
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
203 static void
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
204 SDL_FillRect2(Uint8 * pixels, int pitch, Uint32 color, int w, int h)
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
205 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
206 while (h--) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
207 int n = w;
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diff changeset
208 Uint16 *p = (Uint16 *) pixels;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
209
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parents:
diff changeset
210 if (n > 1) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
211 if ((uintptr_t) p & 2) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
212 *p++ = (Uint16) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
213 --n;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 SDL_memset4(p, color, (n >> 1));
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 if (n & 1) {
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parents:
diff changeset
218 p[n - 1] = (Uint16) color;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
219 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
220 pixels += pitch;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 static void
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 SDL_FillRect3(Uint8 * pixels, int pitch, Uint32 color, int w, int h)
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
227 Uint8 r = (Uint8) ((color >> 16) & 0xFF);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
228 Uint8 g = (Uint8) ((color >> 8) & 0xFF);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
229 Uint8 b = (Uint8) (color & 0xFF);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
230
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 while (h--) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 int n = w;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 Uint8 *p = pixels;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 while (n--) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 *p++ = r;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 *p++ = g;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 *p++ = b;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 pixels += pitch;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 static void
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 SDL_FillRect4(Uint8 * pixels, int pitch, Uint32 color, int w, int h)
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 while (h--) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 SDL_memset4(pixels, color, w);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 pixels += pitch;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 /*
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 * This function performs a fast fill of the given rectangle with 'color'
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 int
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 SDL_FillRect(SDL_Surface * dst, SDL_Rect * dstrect, Uint32 color)
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 Uint8 *pixels;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 /* This function doesn't work on surfaces < 8 bpp */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 if (dst->format->BitsPerPixel < 8) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 SDL_SetError("SDL_FillRect(): Unsupported surface format");
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 return (-1);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 /* If 'dstrect' == NULL, then fill the whole surface */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 if (dstrect) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 /* Perform clipping */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 if (!SDL_IntersectRect(dstrect, &dst->clip_rect, dstrect)) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 return (0);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 } else {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 dstrect = &dst->clip_rect;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 /* Perform software fill */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 if (!dst->pixels) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279 SDL_SetError("SDL_FillRect(): You must lock the surface");
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 return (-1);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 pixels =
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284 (Uint8 *) dst->pixels + dstrect->y * dst->pitch +
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285 dstrect->x * dst->format->BytesPerPixel;
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286
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287 switch (dst->format->BytesPerPixel) {
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288 case 1:
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289 {
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290 color |= (color << 8);
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291 color |= (color << 16);
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292 #ifdef __SSE__
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293 if (SDL_HasSSE()) {
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294 SDL_FillRect1SSE(pixels, dst->pitch, color, dstrect->w,
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295 dstrect->h);
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296 break;
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297 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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298 #endif
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299 #ifdef __MMX__
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300 if (SDL_HasMMX()) {
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301 SDL_FillRect1MMX(pixels, dst->pitch, color, dstrect->w,
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302 dstrect->h);
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303 break;
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304 }
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305 #endif
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306 SDL_FillRect1(pixels, dst->pitch, color, dstrect->w, dstrect->h);
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diff changeset
307 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
308 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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309
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
310 case 2:
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diff changeset
311 {
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312 color |= (color << 16);
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diff changeset
313 #ifdef __SSE__
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diff changeset
314 if (SDL_HasSSE()) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
315 SDL_FillRect2SSE(pixels, dst->pitch, color, dstrect->w,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
316 dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
317 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
318 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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319 #endif
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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320 #ifdef __MMX__
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diff changeset
321 if (SDL_HasMMX()) {
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diff changeset
322 SDL_FillRect2MMX(pixels, dst->pitch, color, dstrect->w,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
323 dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
326 #endif
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
327 SDL_FillRect2(pixels, dst->pitch, color, dstrect->w, dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
328 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
330
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
331 case 3:
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
332 /* 24-bit RGB is a slow path, at least for now. */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
333 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
334 SDL_FillRect3(pixels, dst->pitch, color, dstrect->w, dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
337
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
338 case 4:
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
339 {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
340 #ifdef __SSE__
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
341 if (SDL_HasSSE()) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
342 SDL_FillRect4SSE(pixels, dst->pitch, color, dstrect->w,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
343 dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
346 #endif
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
347 #ifdef __MMX__
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
348 if (SDL_HasMMX()) {
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
349 SDL_FillRect4MMX(pixels, dst->pitch, color, dstrect->w,
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
350 dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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parents:
diff changeset
353 #endif
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
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diff changeset
354 SDL_FillRect4(pixels, dst->pitch, color, dstrect->w, dstrect->h);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 break;
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 /* We're done! */
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 return (0);
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 }
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362
32e8bbba1e94 Added stubs for software implementations of blending fills and line drawing
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 /* vi: set ts=4 sw=4 expandtab: */