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Added a hint to control whether the OpenGL driver uses shaders.

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This commit is contained in:
Sam Lantinga 2011-02-08 22:40:19 -08:00
parent 752dd42dea
commit 9c86971ac9
2 changed files with 24 additions and 1 deletions
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10
src/render/opengl/SDL_render_gl.c
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@ -23,6 +23,8 @@
#if SDL_VIDEO_RENDER_OGL && !SDL_RENDER_DISABLED
#include "SDL_hints.h"
#include "SDL_log.h"
#include "SDL_opengl.h"
#include "../SDL_sysrender.h"
#include "SDL_shaders_gl.h"
@ -183,6 +185,7 @@ GL_CreateRenderer(SDL_Window * window, Uint32 flags)
{
SDL_Renderer *renderer;
GL_RenderData *data;
const char *hint;
GLint value;
Uint32 window_flags;
@ -282,7 +285,12 @@ GL_CreateRenderer(SDL_Window * window, Uint32 flags)
}
/* Check for shader support */
data->shaders = GL_CreateShaderContext();
hint = SDL_GetHint(SDL_HINT_RENDER_OPENGL_SHADERS);
if (!hint || *hint != '0') {
data->shaders = GL_CreateShaderContext();
}
SDL_LogInfo(SDL_LOG_CATEGORY_RENDER, "OpenGL shaders: %s",
data->shaders ? "ENABLED" : "DISABLED");
#if 0
/* We support YV12 textures using 3 textures and a shader */