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renderGL1: more texture fixes

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This commit is contained in:
tildearrow 2024-04-07 02:58:57 -05:00
parent 20e7c4633d
commit a793f286c5
8 changed files with 38 additions and 11 deletions
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20
src/gui/render/renderGL1.cpp
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@ -44,13 +44,23 @@ ImTextureID FurnaceGUIRenderGL1::getTextureID(FurnaceGUITexture* which) {
return (ImTextureID)ret;
}
float FurnaceGUIRenderGL1::getTextureU(FurnaceGUITexture* which) {
FurnaceGL1Texture* t=(FurnaceGL1Texture*)which;
return (float)t->width/(float)t->widthReal;
}
float FurnaceGUIRenderGL1::getTextureV(FurnaceGUITexture* which) {
FurnaceGL1Texture* t=(FurnaceGL1Texture*)which;
return (float)t->height/(float)t->heightReal;
}
bool FurnaceGUIRenderGL1::lockTexture(FurnaceGUITexture* which, void** data, int* pitch) {
FurnaceGL1Texture* t=(FurnaceGL1Texture*)which;
if (t->lockedData!=NULL) return false;
t->lockedData=new unsigned char[t->width*t->height*4];
t->lockedData=new unsigned char[t->widthReal*t->heightReal*4];
*data=t->lockedData;
*pitch=t->width*4;
*pitch=t->widthReal*4;
return true;
}
@ -59,7 +69,7 @@ bool FurnaceGUIRenderGL1::unlockTexture(FurnaceGUITexture* which) {
if (t->lockedData==NULL) return false;
C(glBindTexture(GL_TEXTURE_2D,t->id));
C(glTexImage2D(GL_TEXTURE_2D,0,GL_RGBA,t->width,t->height,0,GL_RGBA,GL_UNSIGNED_BYTE,t->lockedData));
C(glTexImage2D(GL_TEXTURE_2D,0,GL_RGBA,t->widthReal,t->heightReal,0,GL_RGBA,GL_UNSIGNED_BYTE,t->lockedData));
C(glFlush());
delete[] t->lockedData;
@ -73,8 +83,10 @@ bool FurnaceGUIRenderGL1::updateTexture(FurnaceGUITexture* which, void* data, in
if (t->width*4!=pitch) return false;
logV("GL1 updateTexture...");
C(glBindTexture(GL_TEXTURE_2D,t->id));
C(glTexImage2D(GL_TEXTURE_2D,0,GL_RGBA,t->width,t->height,0,GL_RGBA,GL_UNSIGNED_BYTE,data));
C(glTexSubImage2D(GL_TEXTURE_2D,0,0,0,t->width,t->height,GL_RGBA,GL_UNSIGNED_BYTE,data));
return true;
}