pandory500/SDL-mirror
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Fixed an offset issue with glDrawTexiOES() when the viewport is set.

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This commit is contained in:
Sam Lantinga 2011-11-10 00:22:01 -05:00
parent 51dad9cf5e
commit a6adb03997
1 changed files with 3 additions and 2 deletions
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5
src/render/opengles/SDL_render_gles.c
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@ -488,7 +488,7 @@ GLES_UpdateViewport(SDL_Renderer * renderer)
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrthof((GLfloat) 0,
(GLfloat) renderer->viewport.w,
(GLfloat) renderer->viewport.w,
(GLfloat) renderer->viewport.h,
(GLfloat) 0, 0.0, 1.0);
return 0;
@ -701,7 +701,8 @@ GLES_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
cropRect[3] = -srcrect->h;
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES,
cropRect);
glDrawTexiOES(dstrect->x, h - dstrect->y - dstrect->h, 0,
glDrawTexiOES(renderer->viewport.x + dstrect->x,
h - (renderer->viewport.y + dstrect->y) - dstrect->h, 0,
dstrect->w, dstrect->h);
} else {