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Metal backend, part 13

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tildearrow 2024-04-15 04:37:41 -05:00
parent be89a07c0f
commit d24c129e38
1 changed files with 24 additions and 12 deletions
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36
src/gui/render/renderMetal.mm
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@ -48,8 +48,13 @@ struct FurnaceGUIRenderMetalPrivate {
class FurnaceMetalTexture: public FurnaceGUITexture {
public:
id<MTLTexture> tex;
int width, height;
unsigned char* lockedData;
FurnaceMetalTexture():
tex(NULL) {}
tex(NULL),
width(0),
height(0),
lockedData(NULL) {}
};
ImTextureID FurnaceGUIRenderMetal::getTextureID(FurnaceGUITexture* which) {
@ -58,25 +63,30 @@ ImTextureID FurnaceGUIRenderMetal::getTextureID(FurnaceGUITexture* which) {
}
bool FurnaceGUIRenderMetal::lockTexture(FurnaceGUITexture* which, void** data, int* pitch) {
return false;
/*
FurnaceMetalTexture* t=(FurnaceMetalTexture*)which;
return SDL_LockTexture(t->tex,NULL,data,pitch)==0;*/
if (t->lockedData!=NULL) return false;
t->lockedData=new unsigned char[t->width*t->height*4];
*data=t->lockedData;
*pitch=t->width*4;
return true;
}
bool FurnaceGUIRenderMetal::unlockTexture(FurnaceGUITexture* which) {
return false;
/*
FurnaceMetalTexture* t=(FurnaceMetalTexture*)which;
SDL_UnlockTexture(t->tex);
return true;*/
if (t->lockedData==NULL) return false;
[t->tex replaceRegion:MTLRegionMake2D(0,0,(NSUInteger)t->width,(NSUInteger)t->height) mipmapLevel:0 withBytes:t->lockedData bytesPerRow:(NSUInteger)t->width*4];
delete[] t->lockedData;
t->lockedData=NULL;
return true;
}
bool FurnaceGUIRenderMetal::updateTexture(FurnaceGUITexture* which, void* data, int pitch) {
return false;
/*
FurnaceSDLTexture* t=(FurnaceSDLTexture*)which;
return SDL_UpdateTexture(t->tex,NULL,data,pitch)==0;*/
FurnaceMetalTexture* t=(FurnaceMetalTexture*)which;
[t->tex replaceRegion:MTLRegionMake2D(0,0,(NSUInteger)t->width,(NSUInteger)t->height) mipmapLevel:0 withBytes:data bytesPerRow:(NSUInteger)pitch];
return true;
}
FurnaceGUITexture* FurnaceGUIRenderMetal::createTexture(bool dynamic, int width, int height, bool interpolate) {
@ -89,6 +99,8 @@ FurnaceGUITexture* FurnaceGUIRenderMetal::createTexture(bool dynamic, int width,
if (texture==NULL) return NULL;
FurnaceMetalTexture* ret=new FurnaceMetalTexture;
ret->tex=texture;
ret->width=width;
ret->height=height;
return ret;
}