mirror of
https://github.com/Relintai/sdl2_frt.git
synced 2024-12-16 11:06:49 +01:00
Fixed Metal renderer memory leak
This commit is contained in:
Sam Lantinga
parent
81a33985e1
commit
c403c0fa9a
@ -370,17 +370,17 @@ METAL_WindowEvent(SDL_Renderer * renderer, const SDL_WindowEvent *event)
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static int
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METAL_GetOutputSize(SDL_Renderer * renderer, int *w, int *h)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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*w = (int) data.mtlbackbuffer.texture.width;
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*h = (int) data.mtlbackbuffer.texture.height;
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return 0;
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}
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}}
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static int
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METAL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
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{
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{ @autoreleasepool {
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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MTLPixelFormat mtlpixfmt;
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@ -405,12 +405,12 @@ METAL_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
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texture->driverdata = (void*)CFBridgingRetain(mtltexture);
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return 0;
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}
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}}
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static int
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METAL_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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const SDL_Rect * rect, const void *pixels, int pitch)
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{
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{ @autoreleasepool {
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// !!! FIXME: this is a synchronous call; it doesn't return until data is uploaded in some form.
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// !!! FIXME: Maybe move this off to a thread that marks the texture as uploaded and only stall the main thread if we try to
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// !!! FIXME: use this texture before the marking is done? Is it worth it? Or will we basically always be uploading a bunch of
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@ -418,7 +418,7 @@ METAL_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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id<MTLTexture> mtltexture = (__bridge id<MTLTexture>) texture->driverdata;
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[mtltexture replaceRegion:MTLRegionMake2D(rect->x, rect->y, rect->w, rect->h) mipmapLevel:0 withBytes:pixels bytesPerRow:pitch];
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return 0;
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}
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}}
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static int
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METAL_UpdateTextureYUV(SDL_Renderer * renderer, SDL_Texture * texture,
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@ -445,17 +445,17 @@ METAL_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
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static int
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METAL_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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id<MTLTexture> mtltexture = texture ? (__bridge id<MTLTexture>) texture->driverdata : nil;
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data.mtlpassdesc.colorAttachments[0].texture = mtltexture;
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return 0;
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}
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}}
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static int
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METAL_UpdateViewport(SDL_Renderer * renderer)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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MTLViewport viewport;
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@ -467,15 +467,15 @@ METAL_UpdateViewport(SDL_Renderer * renderer)
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viewport.zfar = 1.0;
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[data.mtlcmdencoder setViewport:viewport];
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return 0;
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}
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}}
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static int
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METAL_UpdateClipRect(SDL_Renderer * renderer)
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{
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// !!! FIXME: should this care about the viewport?
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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MTLScissorRect mtlrect;
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// !!! FIXME: should this care about the viewport?
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if (renderer->clipping_enabled) {
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const SDL_Rect *rect = &renderer->clip_rect;
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mtlrect.x = renderer->viewport.x + rect->x;
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@ -492,11 +492,11 @@ METAL_UpdateClipRect(SDL_Renderer * renderer)
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[data.mtlcmdencoder setScissorRect:mtlrect];
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}
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return 0;
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}
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}}
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static int
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METAL_RenderClear(SDL_Renderer * renderer)
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{
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{ @autoreleasepool {
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// We could dump the command buffer and force a clear on a new one, but this will respect the scissor state.
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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@ -528,7 +528,7 @@ METAL_RenderClear(SDL_Renderer * renderer)
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[data.mtlcmdencoder setViewport:viewport];
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return 0;
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}
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}}
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// normalize a value from 0.0f to len into -1.0f to 1.0f.
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static inline float
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@ -556,7 +556,7 @@ normtex(const float _val, const float len)
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static int
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DrawVerts(SDL_Renderer * renderer, const SDL_FPoint * points, int count,
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const MTLPrimitiveType primtype)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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const size_t vertlen = (sizeof (float) * 2) * count;
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@ -588,7 +588,7 @@ DrawVerts(SDL_Renderer * renderer, const SDL_FPoint * points, int count,
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SDL_free(verts);
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return 0;
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}
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}}
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static int
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METAL_RenderDrawPoints(SDL_Renderer * renderer, const SDL_FPoint * points, int count)
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@ -604,7 +604,7 @@ METAL_RenderDrawLines(SDL_Renderer * renderer, const SDL_FPoint * points, int co
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static int
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METAL_RenderFillRects(SDL_Renderer * renderer, const SDL_FRect * rects, int count)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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@ -633,12 +633,12 @@ METAL_RenderFillRects(SDL_Renderer * renderer, const SDL_FRect * rects, int coun
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}
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return 0;
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}
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}}
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static int
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METAL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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const SDL_Rect * srcrect, const SDL_FRect * dstrect)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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id<MTLTexture> mtltexture = (__bridge id<MTLTexture>) texture->driverdata;
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@ -679,7 +679,7 @@ METAL_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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[data.mtlcmdencoder drawPrimitives:MTLPrimitiveTypeTriangleStrip vertexStart:0 vertexCount:5];
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return 0;
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}
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}}
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static int
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METAL_RenderCopyEx(SDL_Renderer * renderer, SDL_Texture * texture,
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@ -692,7 +692,7 @@ METAL_RenderCopyEx(SDL_Renderer * renderer, SDL_Texture * texture,
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static int
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METAL_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
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Uint32 pixel_format, void * pixels, int pitch)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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MTLRenderPassColorAttachmentDescriptor *colorAttachment = data.mtlpassdesc.colorAttachments[0];
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@ -719,11 +719,11 @@ METAL_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
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const int status = SDL_ConvertPixels(rect->w, rect->h, temp_format, temp_pixels, temp_pitch, pixel_format, pixels, pitch);
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SDL_free(temp_pixels);
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return status;
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}
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}}
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static void
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METAL_RenderPresent(SDL_Renderer * renderer)
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{
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{ @autoreleasepool {
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METAL_ActivateRenderer(renderer);
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METAL_RenderData *data = (__bridge METAL_RenderData *) renderer->driverdata;
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@ -739,21 +739,21 @@ METAL_RenderPresent(SDL_Renderer * renderer)
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data.mtlcmdbuffer = nil;
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data.mtlbackbuffer = nil;
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data.beginScene = YES;
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}
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}}
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static void
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METAL_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
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{
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{ @autoreleasepool {
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id<MTLTexture> mtltexture = CFBridgingRelease(texture->driverdata);
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#if !__has_feature(objc_arc)
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[mtltexture release];
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#endif
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texture->driverdata = NULL;
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}
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}}
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static void
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METAL_DestroyRenderer(SDL_Renderer * renderer)
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{
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{ @autoreleasepool {
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if (renderer->driverdata) {
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METAL_RenderData *data = CFBridgingRelease(renderer->driverdata);
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@ -784,7 +784,7 @@ METAL_DestroyRenderer(SDL_Renderer * renderer)
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#endif
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}
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SDL_free(renderer);
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}
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}}
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#endif /* SDL_VIDEO_RENDER_METAL && !SDL_RENDER_DISABLED */
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