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Trying to figure out why the OpenGL tests are failing...

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This commit is contained in:
Sam Lantinga
2009-11-18 06:15:44 +00:00
parent 754e60b870
commit ae3824a9bf
2 changed files with 8 additions and 4 deletions
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2
src/video/SDL_glfuncs.h
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@@ -314,7 +314,7 @@ SDL_PROC_UNUSED(void, glRasterPos4iv, (const GLint * v))
SDL_PROC_UNUSED(void, glRasterPos4s,
(GLshort x, GLshort y, GLshort z, GLshort w))
SDL_PROC_UNUSED(void, glRasterPos4sv, (const GLshort * v))
SDL_PROC_UNUSED(void, glReadBuffer, (GLenum mode))
SDL_PROC(void, glReadBuffer, (GLenum mode))
SDL_PROC(void, glReadPixels,
(GLint x, GLint y, GLsizei width, GLsizei height,
GLenum format, GLenum type, GLvoid * pixels))

10
src/video/SDL_renderer_gl.c
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@@ -1273,13 +1273,16 @@ GL_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
} else if (pixel_format == SDL_PIXELFORMAT_INDEX1MSB) {
data->glPixelStorei(GL_PACK_LSB_FIRST, 0);
}
data->glPixelStorei(GL_PACK_ALIGNMENT, 1);
data->glPixelStorei(GL_PACK_ROW_LENGTH,
(pitch / bytes_per_pixel(pixel_format)));
//data->glPixelStorei(GL_PACK_ALIGNMENT, 1);
//data->glPixelStorei(GL_PACK_ROW_LENGTH,
// (pitch / bytes_per_pixel(pixel_format)));
data->glReadBuffer(GL_FRONT);
memset(pixels, 0xff, rect->h*pitch);
data->glReadPixels(rect->x, rect->y+rect->h-1, rect->w, rect->h,
format, type, pixels);
#if 0
/* Flip the rows to be top-down */
length = rect->w * bytes_per_pixel(pixel_format);
src = (Uint8*)pixels + (rect->h-1)*pitch;
@@ -1292,6 +1295,7 @@ GL_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
SDL_memcpy(src, tmp, length);
}
SDL_stack_free(tmp);
#endif
return 0;
}