diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.c b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.c index b2d8084ec..3c9a8c318 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.c +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.c @@ -184,6 +184,8 @@ typedef struct GLuint fragment_program_UYVY; } GL_RenderData; +const size_t GL_RenderDataSize = sizeof(GL_RenderData); + typedef struct { GLuint texture; diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.h b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.h index 6dd0a2362..55d55a8e4 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.h +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gl.h @@ -24,5 +24,6 @@ /* OpenGL renderer implementation */ extern SDL_RenderDriver GL_RenderDriver; +extern const size_t GL_RenderDataSize; /* vi: set ts=4 sw=4 expandtab: */ diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.c b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.c index 9b6f39a5f..8ef38d03c 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.c +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.c @@ -148,6 +148,8 @@ typedef struct } GLES_RenderData; +const size_t GLES_RenderDataSize = sizeof(GLES_RenderData); + typedef struct { GLuint texture; diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.h b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.h index f86328d4e..2dfcae493 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.h +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_gles.h @@ -24,5 +24,6 @@ /* OpenGL renderer implementation */ extern SDL_RenderDriver GL_ES_RenderDriver; +extern const size_t GLES_RenderDataSize; /* vi: set ts=4 sw=4 expandtab: */ diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_resize.c b/alienblaster/project/jni/sdl/src/video/SDL_renderer_resize.c index 85e0d01a0..95fac36db 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_resize.c +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_resize.c @@ -28,6 +28,10 @@ #include "SDL_pixels_c.h" #include "SDL_rect_c.h" +#include "SDL_renderer_gl.h" +#include "SDL_renderer_gles.h" +#include "SDL_renderer_sw.h" + static int RESIZE_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points, int count); static int RESIZE_RenderDrawLines(SDL_Renderer * renderer, @@ -47,7 +51,7 @@ typedef struct /* It should work fast on FPU-less processors, so I did not use floats but ints. Hopefully compiler will somehow optimize (realW / fakeW) because it's adjacent bytes */ uint8_t realW, fakeW, realH, fakeH; - SDL_Renderer * renderer; + SDL_Renderer renderer; } RESIZE_RenderData; @@ -66,14 +70,15 @@ RESIZE_CreateRenderer(SDL_Window * window) RESIZE_RenderData * data; int realW, realH; int fakeW, fakeH; + size_t driverDataSize = 0; realW = window->display->current_mode.w; realH = window->display->current_mode.h; fakeW = window->w; fakeH = window->h; - + /* Here we're assuming that both real and fake dimensins can be shrinked to byte-size ints - by dividong both in half, for example real 480x320 : fake 640x480 becomes 3x2 : 4x3 */ + by dividing both in half, for example real 480x320 : fake 640x480 becomes 3x2 : 4x3 */ while( (realW / 2) * 2 == realW && (fakeW / 2) * 2 == fakeW ) { realW /= 2; fakeW /= 2; @@ -88,13 +93,28 @@ RESIZE_CreateRenderer(SDL_Window * window) realW == 0 || realH == 0 || fakeW == 0 || fakeH == 0 ) return -1; +#if SDL_VIDEO_RENDER_OGL_ES + if( !strcmp(window->renderer->info.name, "opengl_es") ) + driverDataSize = GLES_RenderDataSize; +#endif +#if SDL_VIDEO_RENDER_OGL + if( !strcmp(window->renderer->info.name, "opengl") ) + driverDataSize = GL_RenderDataSize; +#endif + if( !strcmp(window->renderer->info.name, "software") ) + driverDataSize = SW_RenderDataSize; + + if( !driverDataSize ) + return -1; + + renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer)); if (!renderer) { SDL_OutOfMemory(); return -1; } - data = (RESIZE_RenderData *) SDL_calloc(1, sizeof(*data)); + data = (RESIZE_RenderData *) SDL_calloc(1, sizeof(RESIZE_RenderData) + driverDataSize); if (!data) { SDL_free(renderer); SDL_OutOfMemory(); @@ -105,9 +125,11 @@ RESIZE_CreateRenderer(SDL_Window * window) data->fakeW = fakeW; data->realH = realH; data->fakeH = fakeH; - data->renderer = window->renderer; + memcpy(&data->renderer, window->renderer, sizeof(SDL_Renderer)); memcpy(renderer, window->renderer, sizeof(SDL_Renderer)); + /* Copy data from old renderer to renderer->driverdata */ + memcpy(((void *)data) + sizeof(RESIZE_RenderData), window->renderer->driverdata, driverDataSize); renderer->RenderDrawPoints = RESIZE_RenderDrawPoints; renderer->RenderDrawLines = RESIZE_RenderDrawLines; @@ -115,7 +137,8 @@ RESIZE_CreateRenderer(SDL_Window * window) renderer->RenderFillRects = RESIZE_RenderFillRects; renderer->RenderCopy = RESIZE_RenderCopy; renderer->DestroyRenderer = RESIZE_DestroyRenderer; - renderer->driverdata = data; + /* Our own data will be located above the renderer->driverdata pointer */ + renderer->driverdata = ((void *)data) + sizeof(RESIZE_RenderData); window->renderer = renderer; @@ -137,10 +160,10 @@ static int RESIZE_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points, int count) { - RESIZE_RenderData *data = (RESIZE_RenderData *) renderer->driverdata; + RESIZE_RenderData *data = (RESIZE_RenderData *) (renderer->driverdata - sizeof(RESIZE_RenderData)); int ret; - if( !data->renderer->RenderDrawPoints ) + if( !data->renderer.RenderDrawPoints ) return -1; SDL_Point * resized = SDL_stack_alloc( SDL_Point, count ); @@ -151,7 +174,7 @@ RESIZE_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points, RESIZE_resizePoints( data->realW, data->fakeW, data->realH, data->fakeH, points, resized, count ); - ret = data->renderer->RenderDrawPoints(data->renderer, resized, count); + ret = data->renderer.RenderDrawPoints(&data->renderer, resized, count); SDL_stack_free(resized); @@ -162,10 +185,10 @@ static int RESIZE_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points, int count) { - RESIZE_RenderData *data = (RESIZE_RenderData *) renderer->driverdata; + RESIZE_RenderData *data = (RESIZE_RenderData *) (renderer->driverdata - sizeof(RESIZE_RenderData)); int ret; - if( !data->renderer->RenderDrawLines ) + if( !data->renderer.RenderDrawLines ) return -1; SDL_Point * resized = SDL_stack_alloc( SDL_Point, count * 2 ); @@ -176,7 +199,7 @@ RESIZE_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points, RESIZE_resizePoints( data->realW, data->fakeW, data->realH, data->fakeH, points, resized, count * 2 ); - ret = data->renderer->RenderDrawLines(data->renderer, resized, count); + ret = data->renderer.RenderDrawLines(&data->renderer, resized, count); SDL_stack_free(resized); @@ -200,10 +223,10 @@ static int RESIZE_RenderDrawRects(SDL_Renderer * renderer, const SDL_Rect ** rects, int count) { - RESIZE_RenderData *data = (RESIZE_RenderData *) renderer->driverdata; + RESIZE_RenderData *data = (RESIZE_RenderData *) (renderer->driverdata - sizeof(RESIZE_RenderData)); int i, ret; - if( !data->renderer->RenderDrawRects ) + if( !data->renderer.RenderDrawRects ) return -1; SDL_Rect * resized = SDL_stack_alloc( SDL_Rect, count ); @@ -224,7 +247,7 @@ RESIZE_RenderDrawRects(SDL_Renderer * renderer, const SDL_Rect ** rects, RESIZE_resizeRects( data->realW, data->fakeW, data->realH, data->fakeH, rects, resized, count ); - ret = data->renderer->RenderDrawRects(data->renderer, resizedPtrs, count); + ret = data->renderer.RenderDrawRects(&data->renderer, resizedPtrs, count); SDL_stack_free(resizedPtrs); SDL_stack_free(resized); @@ -236,10 +259,10 @@ static int RESIZE_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects, int count) { - RESIZE_RenderData *data = (RESIZE_RenderData *) renderer->driverdata; + RESIZE_RenderData *data = (RESIZE_RenderData *) (renderer->driverdata - sizeof(RESIZE_RenderData)); int i, ret; - if( !data->renderer->RenderFillRects ) + if( !data->renderer.RenderFillRects ) return -1; SDL_Rect * resized = SDL_stack_alloc( SDL_Rect, count ); @@ -260,7 +283,7 @@ RESIZE_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect ** rects, RESIZE_resizeRects( data->realW, data->fakeW, data->realH, data->fakeH, rects, resized, count * 4 ); - ret = data->renderer->RenderFillRects(data->renderer, resizedPtrs, count); + ret = data->renderer.RenderFillRects(&data->renderer, resizedPtrs, count); SDL_stack_free(resizedPtrs); SDL_stack_free(resized); @@ -272,7 +295,7 @@ static int RESIZE_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, const SDL_Rect * srcrect, const SDL_Rect * dstrect) { - RESIZE_RenderData *data = (RESIZE_RenderData *) renderer->driverdata; + RESIZE_RenderData *data = (RESIZE_RenderData *) (renderer->driverdata - sizeof(RESIZE_RenderData)); SDL_Rect dest; uint8_t realW = data->realW, fakeW = data->fakeW, realH = data->realH, fakeH = data->fakeH; @@ -280,8 +303,8 @@ RESIZE_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, dest.w = dstrect->w * realW / fakeW; dest.y = dstrect->y * realH / fakeH; dest.h = dstrect->h * realH / fakeH; - - return data->renderer->RenderCopy(data->renderer, texture, srcrect, &dest); + + return data->renderer.RenderCopy(&data->renderer, texture, srcrect, &dest); } @@ -289,15 +312,13 @@ static void RESIZE_DestroyRenderer(SDL_Renderer * renderer) { - RESIZE_RenderData *data = (RESIZE_RenderData *) renderer->driverdata; + RESIZE_RenderData *data = (RESIZE_RenderData *) (renderer->driverdata - sizeof(RESIZE_RenderData)); - if (data && data->renderer && data->renderer->DestroyRenderer) { - data->renderer->DestroyRenderer(data->renderer); + if (data->renderer.DestroyRenderer) { + data->renderer.DestroyRenderer(&data->renderer); } - if (data) { - SDL_free(data); - } + SDL_free((void *)data); SDL_free(renderer); } diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.c b/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.c index fcc902b0a..c7f151671 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.c +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.c @@ -121,6 +121,8 @@ typedef struct SDL_DirtyRectList dirty; } SW_RenderData; +const size_t SW_RenderDataSize = sizeof(SW_RenderData); + static SDL_Texture * CreateTexture(SDL_Renderer * renderer, Uint32 format, int w, int h) { diff --git a/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.h b/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.h index 6a6daa8c3..0743c7200 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.h +++ b/alienblaster/project/jni/sdl/src/video/SDL_renderer_sw.h @@ -24,6 +24,7 @@ /* SDL surface based renderer implementation */ extern SDL_RenderDriver SW_RenderDriver; +extern const size_t SW_RenderDataSize; /* Set up SDL_Surface texture functions for a renderer */ void Setup_SoftwareRenderer(SDL_Renderer * renderer); diff --git a/alienblaster/project/jni/sdl/src/video/SDL_sysvideo.h b/alienblaster/project/jni/sdl/src/video/SDL_sysvideo.h index b458c0c4c..e6f0291dd 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_sysvideo.h +++ b/alienblaster/project/jni/sdl/src/video/SDL_sysvideo.h @@ -134,6 +134,8 @@ struct SDL_RenderDriver /* Info about the renderer capabilities */ SDL_RendererInfo info; + /* Used for resizing renderer */ + size_t infoSize; }; /* Define the SDL window structure, corresponding to toplevel windows */ diff --git a/alienblaster/project/jni/sdl/src/video/SDL_video.c b/alienblaster/project/jni/sdl/src/video/SDL_video.c index c0feee351..5730691e7 100644 --- a/alienblaster/project/jni/sdl/src/video/SDL_video.c +++ b/alienblaster/project/jni/sdl/src/video/SDL_video.c @@ -1602,8 +1602,6 @@ SDL_CreateRenderer(SDL_Window * window, int index, Uint32 flags) return -1; } - SDL_SelectRenderer(window); - #ifdef SDL_VIDEO_RENDER_RESIZE if( window->w > window->display->current_mode.w || window->h > window->display->current_mode.h ) { @@ -1612,6 +1610,8 @@ SDL_CreateRenderer(SDL_Window * window, int index, Uint32 flags) #endif + SDL_SelectRenderer(window); + return 0; }