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GL: Fixed GLSL version when texelFetch is used. Issue #725.

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This commit is contained in:
Branimir Karadžić
2016-03-24 17:20:36 -07:00
parent f2026d87da
commit 6484b283dc
1 changed files with 14 additions and 6 deletions
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20
src/renderer_gl.cpp
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@@ -901,6 +901,13 @@ namespace bgfx { namespace gl
NULL
};
static const char* s_texelFetch[] =
{
"texelFetch",
"texelFetchOffset",
NULL
};
static void GL_APIENTRY stubVertexAttribDivisor(GLuint /*_index*/, GLuint /*_divisor*/)
{
}
@@ -4821,16 +4828,17 @@ namespace bgfx { namespace gl
else if (BX_ENABLED(BGFX_CONFIG_RENDERER_OPENGL)
&& BX_ENABLED(BGFX_CONFIG_RENDERER_OPENGL <= 21) )
{
bool usesTextureLod = true
const bool usesTextureLod = true
&& s_extension[Extension::ARB_shader_texture_lod].m_supported
&& bx::findIdentifierMatch(code, s_ARB_shader_texture_lod)
;
const bool usesIUsamplers = !!bx::findIdentifierMatch(code, s_uisamplers);
const bool usesTexelFetch = !!bx::findIdentifierMatch(code, s_texelFetch);
bool usesIUsamplers = !!bx::findIdentifierMatch(code, s_uisamplers);
uint32_t version = usesIUsamplers
? 130
: (usesTextureLod ? 120 : 0)
uint32_t version =
usesTexelFetch || usesIUsamplers ? 130
: usesTextureLod ? 120
: 0
;
if (0 != version)