Mercurial > sdl-ios-xcode
diff src/video/ps3/SDL_ps3render.c @ 3257:94fb40a4a9a7
Merged Martin's code changes from Google Summer of Code 2009
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 07 Sep 2009 04:51:29 +0000 |
parents | |
children | f638ded38b8a |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/video/ps3/SDL_ps3render.c Mon Sep 07 04:51:29 2009 +0000 @@ -0,0 +1,746 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2009 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +#include "SDL_video.h" +#include "../SDL_sysvideo.h" +#include "../SDL_yuv_sw_c.h" +#include "../SDL_renderer_sw.h" + +#include "SDL_ps3video.h" +#include "SDL_ps3spe_c.h" + +#include <fcntl.h> +#include <stdlib.h> +#include <sys/ioctl.h> +#include <linux/kd.h> +#include <linux/fb.h> +#include <sys/mman.h> +#include <asm/ps3fb.h> + + +/* Stores the executable name */ +extern spe_program_handle_t yuv2rgb_spu; +extern spe_program_handle_t bilin_scaler_spu; + +/* SDL surface based renderer implementation */ +static SDL_Renderer *SDL_PS3_CreateRenderer(SDL_Window * window, + Uint32 flags); +static int SDL_PS3_DisplayModeChanged(SDL_Renderer * renderer); +static int SDL_PS3_ActivateRenderer(SDL_Renderer * renderer); +static int SDL_PS3_RenderPoint(SDL_Renderer * renderer, int x, int y); +static int SDL_PS3_RenderLine(SDL_Renderer * renderer, int x1, int y1, + int x2, int y2); +static int SDL_PS3_RenderFill(SDL_Renderer * renderer, + const SDL_Rect * rect); +static int SDL_PS3_RenderCopy(SDL_Renderer * renderer, + SDL_Texture * texture, + const SDL_Rect * srcrect, + const SDL_Rect * dstrect); +static void SDL_PS3_RenderPresent(SDL_Renderer * renderer); +static void SDL_PS3_DestroyRenderer(SDL_Renderer * renderer); + +/* Texture */ +static int PS3_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture); +static int PS3_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture, void **pixels, int *pitch); +static int PS3_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * rect, const void *pixels, int pitch); +static int PS3_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * rect, int markDirty, void **pixels, int *pitch); +static void PS3_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); +static void PS3_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture); + + +SDL_RenderDriver SDL_PS3_RenderDriver = { + SDL_PS3_CreateRenderer, + { + "ps3", + (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTVSYNC | + SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTDISCARD | + SDL_RENDERER_ACCELERATED), + (SDL_TEXTUREMODULATE_NONE), + (SDL_BLENDMODE_NONE), + /* We use bilinear scaling on the SPE for YV12 & IYUV + * (width and height % 8 = 0) */ + (SDL_TEXTURESCALEMODE_SLOW) + } +}; + +typedef struct +{ + int current_screen; + SDL_Surface *screen; + SDL_VideoDisplay *display; + /* adress of the centered image in the framebuffer (double buffered) */ + uint8_t *center[2]; + + /* width of input (bounded by writeable width) */ + unsigned int bounded_width; + /* height of input (bounded by writeable height) */ + unsigned int bounded_height; + /* offset from the left side (used for centering) */ + unsigned int offset_left; + /* offset from the upper side (used for centering) */ + unsigned int offset_top; + /* width of screen which is writeable */ + unsigned int wr_width; + /* width of screen which is writeable */ + unsigned int wr_height; + /* size of a screen line: width * bpp/8 */ + unsigned int line_length; + + /* Is the kernels fb size bigger than ~12MB + * double buffering will work for 1080p */ + unsigned int double_buffering; + + /* SPE threading stuff */ + spu_data_t *converter_thread_data; + spu_data_t *scaler_thread_data; + + /* YUV converting transfer data */ + volatile struct yuv2rgb_parms_t * converter_parms __attribute__((aligned(128))); + /* Scaler transfer data */ + volatile struct scale_parms_t * scaler_parms __attribute__((aligned(128))); +} SDL_PS3_RenderData; + +typedef struct +{ + int pitch; + /* Image data */ + volatile void *pixels; + /* Use software renderer for not supported formats */ + SDL_SW_YUVTexture *yuv; +} PS3_TextureData; + +SDL_Renderer * +SDL_PS3_CreateRenderer(SDL_Window * window, Uint32 flags) +{ + deprintf(1, "+SDL_PS3_CreateRenderer()\n"); + SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); + SDL_DisplayMode *displayMode = &display->current_mode; + SDL_VideoData *devdata = display->device->driverdata; + SDL_Renderer *renderer; + SDL_PS3_RenderData *data; + struct ps3fb_ioctl_res res; + int i, n; + int bpp; + Uint32 Rmask, Gmask, Bmask, Amask; + + if (!SDL_PixelFormatEnumToMasks + (displayMode->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) { + SDL_SetError("Unknown display format"); + return NULL; + } + + renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer)); + if (!renderer) { + SDL_OutOfMemory(); + return NULL; + } + + data = (SDL_PS3_RenderData *) SDL_malloc(sizeof(*data)); + if (!data) { + SDL_PS3_DestroyRenderer(renderer); + SDL_OutOfMemory(); + return NULL; + } + SDL_zerop(data); + + renderer->CreateTexture = PS3_CreateTexture; + renderer->DestroyTexture = PS3_DestroyTexture; + renderer->QueryTexturePixels = PS3_QueryTexturePixels; + renderer->UpdateTexture = PS3_UpdateTexture; + renderer->LockTexture = PS3_LockTexture; + renderer->UnlockTexture = PS3_UnlockTexture; + renderer->ActivateRenderer = SDL_PS3_ActivateRenderer; + renderer->DisplayModeChanged = SDL_PS3_DisplayModeChanged; + renderer->RenderPoint = SDL_PS3_RenderPoint; + renderer->RenderLine = SDL_PS3_RenderLine; + renderer->RenderFill = SDL_PS3_RenderFill; + renderer->RenderCopy = SDL_PS3_RenderCopy; + renderer->RenderPresent = SDL_PS3_RenderPresent; + renderer->DestroyRenderer = SDL_PS3_DestroyRenderer; + renderer->info.name = SDL_PS3_RenderDriver.info.name; + renderer->info.flags = 0; + renderer->window = window->id; + renderer->driverdata = data; + + deprintf(1, "window->w = %u\n", window->w); + deprintf(1, "window->h = %u\n", window->h); + + data->double_buffering = 0; + + /* Get ps3 screeninfo */ + if (ioctl(devdata->fbdev, PS3FB_IOCTL_SCREENINFO, (unsigned long)&res) < 0) { + SDL_SetError("[PS3] PS3FB_IOCTL_SCREENINFO failed"); + } + deprintf(2, "res.num_frames = %d\n", res.num_frames); + + /* Only use double buffering if enough fb memory is available */ + if (res.num_frames > 1) { + renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2; + n = 2; + data->double_buffering = 1; + } else { + renderer->info.flags |= SDL_RENDERER_PRESENTCOPY; + n = 1; + } + + data->screen = + SDL_CreateRGBSurface(0, window->w, window->h, bpp, Rmask, Gmask, + Bmask, Amask); + if (!data->screen) { + SDL_PS3_DestroyRenderer(renderer); + return NULL; + } + /* Allocate aligned memory for pixels */ + SDL_free(data->screen->pixels); + data->screen->pixels = (void *)memalign(16, data->screen->h * data->screen->pitch); + if (!data->screen->pixels) { + SDL_FreeSurface(data->screen); + SDL_OutOfMemory(); + return NULL; + } + SDL_memset(data->screen->pixels, 0, data->screen->h * data->screen->pitch); + SDL_SetSurfacePalette(data->screen, display->palette); + + data->current_screen = 0; + + /* Create SPU parms structure */ + data->converter_parms = (struct yuv2rgb_parms_t *) memalign(16, sizeof(struct yuv2rgb_parms_t)); + data->scaler_parms = (struct scale_parms_t *) memalign(16, sizeof(struct scale_parms_t)); + if (data->converter_parms == NULL || data->scaler_parms == NULL) { + SDL_PS3_DestroyRenderer(renderer); + SDL_OutOfMemory(); + return NULL; + } + + /* Set up the SPE threading data */ + data->converter_thread_data = (spu_data_t *) malloc(sizeof(spu_data_t)); + data->scaler_thread_data = (spu_data_t *) malloc(sizeof(spu_data_t)); + if (data->converter_thread_data == NULL || data->scaler_thread_data == NULL) { + SDL_PS3_DestroyRenderer(renderer); + SDL_OutOfMemory(); + return NULL; + } + + /* Set up the SPE scaler (booted) */ + data->scaler_thread_data->program = bilin_scaler_spu; + data->scaler_thread_data->program_name = "bilin_scaler_spu"; + data->scaler_thread_data->keepalive = 0; + data->scaler_thread_data->booted = 0; + + /* Set up the SPE converter (always running) */ + data->converter_thread_data->program = yuv2rgb_spu; + data->converter_thread_data->program_name = "yuv2rgb_spu"; + data->converter_thread_data->keepalive = 1; + data->converter_thread_data->booted = 0; + + SPE_Start(data->converter_thread_data); + + deprintf(1, "-SDL_PS3_CreateRenderer()\n"); + return renderer; +} + +static int +SDL_PS3_ActivateRenderer(SDL_Renderer * renderer) +{ + deprintf(1, "+PS3_ActivateRenderer()\n"); + SDL_PS3_RenderData *data = (SDL_PS3_RenderData *) renderer->driverdata; + + deprintf(1, "-PS3_ActivateRenderer()\n"); + return 0; +} + +static int SDL_PS3_DisplayModeChanged(SDL_Renderer * renderer) { + deprintf(1, "+PS3_DisplayModeChanged()\n"); + SDL_PS3_RenderData *data = (SDL_PS3_RenderData *) renderer->driverdata; + + deprintf(1, "-PS3_DisplayModeChanged()\n"); + return 0; +} + +static int +PS3_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) { + deprintf(1, "+PS3_CreateTexture()\n"); + PS3_TextureData *data; + data = (PS3_TextureData *) SDL_calloc(1, sizeof(*data)); + if (!data) { + SDL_OutOfMemory(); + return -1; + } + data->pitch = (texture->w * SDL_BYTESPERPIXEL(texture->format)); + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + /* Use SDLs SW_YUVTexture */ + data->yuv = + SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h); + if (!data->yuv) { + SDL_OutOfMemory(); + return -1; + } + /* but align pixels */ + SDL_free(data->yuv->pixels); + data->yuv->pixels = (Uint8 *)memalign(16, texture->w * texture->h * 2); + if (!data->yuv->pixels) { + SDL_OutOfMemory(); + return -1; + } + + /* Redo: Find the pitch and offset values for the overlay */ + SDL_SW_YUVTexture *swdata = (SDL_SW_YUVTexture *) data->yuv; + switch (texture->format) { + case SDL_PIXELFORMAT_YV12: + case SDL_PIXELFORMAT_IYUV: + swdata->pitches[0] = texture->w; + swdata->pitches[1] = swdata->pitches[0] / 2; + swdata->pitches[2] = swdata->pitches[0] / 2; + swdata->planes[0] = swdata->pixels; + swdata->planes[1] = swdata->planes[0] + swdata->pitches[0] * texture->h; + swdata->planes[2] = swdata->planes[1] + swdata->pitches[1] * texture->h / 2; + break; + case SDL_PIXELFORMAT_YUY2: + case SDL_PIXELFORMAT_UYVY: + case SDL_PIXELFORMAT_YVYU: + swdata->pitches[0] = texture->w * 2; + swdata->planes[0] = swdata->pixels; + break; + default: + /* We should never get here (caught above) */ + break; + } + } else { + data->pixels = NULL; + data->pixels = SDL_malloc(texture->h * data->pitch); + if (!data->pixels) { + PS3_DestroyTexture(renderer, texture); + SDL_OutOfMemory(); + return -1; + } + } + texture->driverdata = data; + deprintf(1, "-PS3_CreateTexture()\n"); + return 0; +} + +static int +PS3_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture, + void **pixels, int *pitch) +{ + deprintf(1, "+PS3_QueryTexturePixels()\n"); + PS3_TextureData *data = (PS3_TextureData *) texture->driverdata; + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + return SDL_SW_QueryYUVTexturePixels(data->yuv, pixels, pitch); + } else { + *pixels = (void *)data->pixels; + *pitch = data->pitch; + } + + deprintf(1, "-PS3_QueryTexturePixels()\n"); + return 0; +} + +static int +PS3_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * rect, const void *pixels, int pitch) +{ + deprintf(1, "+PS3_UpdateTexture()\n"); + PS3_TextureData *data = (PS3_TextureData *) texture->driverdata; + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + return SDL_SW_UpdateYUVTexture(data->yuv, rect, pixels, pitch); + } else { + Uint8 *src, *dst; + int row; + size_t length; + Uint8 *dstpixels; + + src = (Uint8 *) pixels; + dst = (Uint8 *) dstpixels + rect->y * data->pitch + rect->x + * SDL_BYTESPERPIXEL(texture->format); + length = rect->w * SDL_BYTESPERPIXEL(texture->format); + /* Update the texture */ + for (row = 0; row < rect->h; ++row) { + SDL_memcpy(dst, src, length); + src += pitch; + dst += data->pitch; + } + } + deprintf(1, "-PS3_UpdateTexture()\n"); + return 0; +} + +static int +PS3_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * rect, int markDirty, void **pixels, + int *pitch) +{ + deprintf(1, "+PS3_LockTexture()\n"); + PS3_TextureData *data = (PS3_TextureData *) texture->driverdata; + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + deprintf(1, "-PS3_LockTexture()\n"); + return SDL_SW_LockYUVTexture(data->yuv, rect, markDirty, pixels, pitch); + } else { + *pixels = + (void *) ((Uint8 *) data->pixels + rect->y * data->pitch + + rect->x * SDL_BYTESPERPIXEL(texture->format)); + *pitch = data->pitch; + deprintf(1, "-PS3_LockTexture()\n"); + return 0; + } +} + +static void +PS3_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) +{ + deprintf(1, "+PS3_UnlockTexture()\n"); + PS3_TextureData *data = (PS3_TextureData *) texture->driverdata; + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + SDL_SW_UnlockYUVTexture(data->yuv); + } + deprintf(1, "-PS3_UnlockTexture()\n"); +} + +static void +PS3_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture) +{ + deprintf(1, "+PS3_DestroyTexture()\n"); + PS3_TextureData *data = (PS3_TextureData *) texture->driverdata; + + if (!data) { + return; + } + if (data->yuv) { + SDL_SW_DestroyYUVTexture(data->yuv); + } + if (data->pixels) { + SDL_free((void *)data->pixels); + } + deprintf(1, "-PS3_DestroyTexture()\n"); +} + +static int +SDL_PS3_RenderPoint(SDL_Renderer * renderer, int x, int y) +{ + SDL_PS3_RenderData *data = + (SDL_PS3_RenderData *) renderer->driverdata; + SDL_Surface *target = data->screen; + int status; + + if (renderer->blendMode == SDL_BLENDMODE_NONE || + renderer->blendMode == SDL_BLENDMODE_MASK) { + Uint32 color = + SDL_MapRGBA(target->format, renderer->r, renderer->g, renderer->b, + renderer->a); + + status = SDL_DrawPoint(target, x, y, color); + } else { + status = + SDL_BlendPoint(target, x, y, renderer->blendMode, renderer->r, + renderer->g, renderer->b, renderer->a); + } + return status; +} + +static int +SDL_PS3_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2) +{ + SDL_PS3_RenderData *data = + (SDL_PS3_RenderData *) renderer->driverdata; + SDL_Surface *target = data->screen; + int status; + + if (renderer->blendMode == SDL_BLENDMODE_NONE || + renderer->blendMode == SDL_BLENDMODE_MASK) { + Uint32 color = + SDL_MapRGBA(target->format, renderer->r, renderer->g, renderer->b, + renderer->a); + + status = SDL_DrawLine(target, x1, y1, x2, y2, color); + } else { + status = + SDL_BlendLine(target, x1, y1, x2, y2, renderer->blendMode, + renderer->r, renderer->g, renderer->b, renderer->a); + } + return status; +} + +static int +SDL_PS3_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect) +{ + deprintf(1, "SDL_PS3_RenderFill()\n"); + SDL_PS3_RenderData *data = + (SDL_PS3_RenderData *) renderer->driverdata; + SDL_Surface *target = data->screen; + SDL_Rect real_rect = *rect; + int status; + + if (renderer->blendMode == SDL_BLENDMODE_NONE) { + Uint32 color = + SDL_MapRGBA(target->format, renderer->r, renderer->g, renderer->b, + renderer->a); + + status = SDL_FillRect(target, &real_rect, color); + } else { + status = + SDL_BlendRect(target, &real_rect, renderer->blendMode, + renderer->r, renderer->g, renderer->b, renderer->a); + } + return status; +} + +static int +SDL_PS3_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, + const SDL_Rect * srcrect, const SDL_Rect * dstrect) +{ + deprintf(1, "+SDL_PS3_RenderCopy()\n"); + SDL_PS3_RenderData *data = + (SDL_PS3_RenderData *) renderer->driverdata; + SDL_Window *window = SDL_GetWindowFromID(renderer->window); + SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); + PS3_TextureData *txdata = (PS3_TextureData *) texture->driverdata; + SDL_VideoData *devdata = display->device->driverdata; + + if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) { + deprintf(1, "Texture is in a FOURCC format\n"); + if ((texture->format == SDL_PIXELFORMAT_YV12 || texture->format == SDL_PIXELFORMAT_IYUV) + && texture->w % 8 == 0 && texture->h % 8 == 0 + && dstrect->w % 8 == 0 && dstrect->h % 8 == 0) { + deprintf(1, "Use SPE for scaling/converting\n"); + + SDL_SW_YUVTexture *swdata = (SDL_SW_YUVTexture *) txdata->yuv; + Uint8 *lum, *Cr, *Cb; + Uint8 *scaler_out = NULL; + Uint8 *dstpixels; + switch (texture->format) { + case SDL_PIXELFORMAT_YV12: + lum = swdata->planes[0]; + Cr = swdata->planes[1]; + Cb = swdata->planes[2]; + break; + case SDL_PIXELFORMAT_IYUV: + lum = swdata->planes[0]; + Cr = swdata->planes[2]; + Cb = swdata->planes[1]; + break; + default: + /* We should never get here (caught above) */ + return -1; + } + + if (srcrect->w != dstrect->w || srcrect->h != dstrect->h) { + deprintf(1, "We need to scale the texture from %u x %u to %u x %u\n", + srcrect->w, srcrect->h, dstrect->w, dstrect->h); + /* Alloc mem for scaled YUV picture */ + scaler_out = (Uint8 *) memalign(16, dstrect->w * dstrect->h + ((dstrect->w * dstrect->h) >> 1)); + if (scaler_out == NULL) { + SDL_OutOfMemory(); + return -1; + } + + /* Set parms for scaling */ + data->scaler_parms->src_pixel_width = srcrect->w; + data->scaler_parms->src_pixel_height = srcrect->h; + data->scaler_parms->dst_pixel_width = dstrect->w; + data->scaler_parms->dst_pixel_height = dstrect->h; + data->scaler_parms->y_plane = lum; + data->scaler_parms->v_plane = Cr; + data->scaler_parms->u_plane = Cb; + data->scaler_parms->dstBuffer = scaler_out; + data->scaler_thread_data->argp = (void *)data->scaler_parms; + + /* Scale the YUV overlay to given size */ + SPE_Start(data->scaler_thread_data); + SPE_Stop(data->scaler_thread_data); + + /* Set parms for converting after scaling */ + data->converter_parms->y_plane = scaler_out; + data->converter_parms->v_plane = scaler_out + dstrect->w * dstrect->h; + data->converter_parms->u_plane = scaler_out + dstrect->w * dstrect->h + ((dstrect->w * dstrect->h) >> 2); + } else { + data->converter_parms->y_plane = lum; + data->converter_parms->v_plane = Cr; + data->converter_parms->u_plane = Cb; + } + + dstpixels = (Uint8 *) data->screen->pixels + dstrect->y * data->screen->pitch + dstrect->x + * SDL_BYTESPERPIXEL(texture->format); + data->converter_parms->src_pixel_width = dstrect->w; + data->converter_parms->src_pixel_height = dstrect->h; + data->converter_parms->dstBuffer = dstpixels/*(Uint8 *)data->screen->pixels*/; + data->converter_thread_data->argp = (void *)data->converter_parms; + + /* Convert YUV texture to RGB */ + SPE_SendMsg(data->converter_thread_data, SPU_START); + SPE_SendMsg(data->converter_thread_data, (unsigned int)data->converter_thread_data->argp); + + /* We can probably move that to RenderPresent() */ + SPE_WaitForMsg(data->converter_thread_data, SPU_FIN); + if (scaler_out) { + free(scaler_out); + } + } else { + deprintf(1, "Use software for scaling/converting\n"); + Uint8 *dst; + /* FIXME: Not good */ + dst = (Uint8 *) data->screen->pixels + dstrect->y * data->screen->pitch + dstrect->x + * SDL_BYTESPERPIXEL(texture->format); + return SDL_SW_CopyYUVToRGB(txdata->yuv, srcrect, display->current_mode.format, + dstrect->w, dstrect->h, dst/*data->screen->pixels*/, + data->screen->pitch); + } + } else { + deprintf(1, "SDL_ISPIXELFORMAT_FOURCC = false\n"); + + Uint8 *src, *dst; + int row; + size_t length; + Uint8 *dstpixels; + + src = (Uint8 *) txdata->pixels; + dst = (Uint8 *) data->screen->pixels + dstrect->y * data->screen->pitch + dstrect->x + * SDL_BYTESPERPIXEL(texture->format); + length = dstrect->w * SDL_BYTESPERPIXEL(texture->format); + for (row = 0; row < dstrect->h; ++row) { + SDL_memcpy(dst, src, length); + src += txdata->pitch; + dst += data->screen->pitch; + } + } + + deprintf(1, "-SDL_PS3_RenderCopy()\n"); + return 0; +} + +static void +SDL_PS3_RenderPresent(SDL_Renderer * renderer) +{ + deprintf(1, "+SDL_PS3_RenderPresent()\n"); + SDL_PS3_RenderData *data = + (SDL_PS3_RenderData *) renderer->driverdata; + SDL_Window *window = SDL_GetWindowFromID(renderer->window); + SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); + SDL_VideoData *devdata = display->device->driverdata; + + /* Send the data to the screen */ + /* Get screeninfo */ + struct fb_fix_screeninfo fb_finfo; + if (ioctl(devdata->fbdev, FBIOGET_FSCREENINFO, &fb_finfo)) { + SDL_SetError("[PS3] Can't get fixed screeninfo"); + } + struct fb_var_screeninfo fb_vinfo; + if (ioctl(devdata->fbdev, FBIOGET_VSCREENINFO, &fb_vinfo)) { + SDL_SetError("[PS3] Can't get VSCREENINFO"); + } + + /* 16 and 15 bpp is reported as 16 bpp */ + //txdata->bpp = fb_vinfo.bits_per_pixel; + //if (txdata->bpp == 16) + // txdata->bpp = fb_vinfo.red.length + fb_vinfo.green.length + fb_vinfo.blue.length; + + /* Adjust centering */ + data->bounded_width = window->w < fb_vinfo.xres ? window->w : fb_vinfo.xres; + data->bounded_height = window->h < fb_vinfo.yres ? window->h : fb_vinfo.yres; + /* We could use SDL's CENTERED flag for centering */ + data->offset_left = (fb_vinfo.xres - data->bounded_width) >> 1; + data->offset_top = (fb_vinfo.yres - data->bounded_height) >> 1; + data->center[0] = devdata->frame_buffer + data->offset_left * /*txdata->bpp/8*/ 4 + + data->offset_top * fb_finfo.line_length; + data->center[1] = data->center[0] + fb_vinfo.yres * fb_finfo.line_length; + + deprintf(1, "offset_left = %u\n", data->offset_left); + deprintf(1, "offset_top = %u\n", data->offset_top); + + /* Set SPU parms for copying the surface to framebuffer */ + devdata->fb_parms->data = (unsigned char *)data->screen->pixels; + devdata->fb_parms->center = data->center[data->current_screen]; + devdata->fb_parms->out_line_stride = fb_finfo.line_length; + devdata->fb_parms->in_line_stride = window->w * /*txdata->bpp / 8*/4; + devdata->fb_parms->bounded_input_height = data->bounded_height; + devdata->fb_parms->bounded_input_width = data->bounded_width; + //devdata->fb_parms->fb_pixel_size = txdata->bpp / 8; + devdata->fb_parms->fb_pixel_size = 4;//SDL_BYTESPERPIXEL(window->format); + + deprintf(3, "[PS3->SPU] fb_thread_data->argp = 0x%x\n", devdata->fb_thread_data->argp); + + /* Copying.. */ + SPE_SendMsg(devdata->fb_thread_data, SPU_START); + SPE_SendMsg(devdata->fb_thread_data, (unsigned int)devdata->fb_thread_data->argp); + + SPE_WaitForMsg(devdata->fb_thread_data, SPU_FIN); + + /* Wait for vsync */ + if (renderer->info.flags & SDL_RENDERER_PRESENTVSYNC) { + unsigned long crt = 0; + deprintf(1, "[PS3] Wait for vsync\n"); + ioctl(devdata->fbdev, FBIO_WAITFORVSYNC, &crt); + } + + /* Page flip */ + deprintf(1, "[PS3] Page flip to buffer #%u 0x%x\n", data->current_screen, data->center[data->current_screen]); + ioctl(devdata->fbdev, PS3FB_IOCTL_FSEL, (unsigned long)&data->current_screen); + + /* Update the flipping chain, if any */ + if (data->double_buffering) { + data->current_screen = (data->current_screen + 1) % 2; + } + deprintf(1, "-SDL_PS3_RenderPresent()\n"); +} + +static void +SDL_PS3_DestroyRenderer(SDL_Renderer * renderer) +{ + deprintf(1, "+SDL_PS3_DestroyRenderer()\n"); + SDL_PS3_RenderData *data = + (SDL_PS3_RenderData *) renderer->driverdata; + int i; + + if (data) { + for (i = 0; i < SDL_arraysize(data->screen); ++i) { + if (data->screen) { + SDL_FreeSurface(data->screen); + } + } + + /* Shutdown SPE and release related resources */ + if (data->scaler_thread_data) { + free((void *)data->scaler_thread_data); + } + if (data->scaler_parms) { + free((void *)data->scaler_parms); + } + if (data->converter_thread_data) { + SPE_Shutdown(data->converter_thread_data); + free((void *)data->converter_thread_data); + } + if (data->converter_parms) { + free((void *)data->converter_parms); + } + + SDL_free(data); + } + SDL_free(renderer); + deprintf(1, "-SDL_PS3_DestroyRenderer()\n"); +} + +/* vi: set ts=4 sw=4 expandtab: */