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Possibly fixed everything showing up as black on some Android devices.

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This commit is contained in:
Alex Szpakowski
2015-12-24 17:09:30 -05:00
parent 538f3869c5
commit c751e4881a
1 changed files with 33 additions and 0 deletions
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src/modules/graphics/opengl/Shader.cpp
+33
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@@ -178,6 +178,11 @@ void Shader::mapActiveUniforms()
uniforms.clear();
GLint activeprogram = 0;
glGetIntegerv(GL_CURRENT_PROGRAM, &activeprogram);
glUseProgram(program);
GLint numuniforms;
glGetProgramiv(program, GL_ACTIVE_UNIFORMS, &numuniforms);
@@ -195,6 +200,12 @@ void Shader::mapActiveUniforms()
u.location = glGetUniformLocation(program, u.name.c_str());
u.baseType = getUniformBaseType(u.type);
// Initialize all samplers to 0. I'm not sure whether this is needed on
// desktop GL or not, but on some Android devices they don't seem to be
// initialized to 0 by default...
if (u.baseType == UNIFORM_SAMPLER)
glUniform1i(u.location, 0);
// glGetActiveUniform appends "[0]" to the end of array uniform names...
if (u.name.length() > 3)
{
@@ -211,6 +222,8 @@ void Shader::mapActiveUniforms()
if (u.location != -1)
uniforms[u.name] = u;
}
glUseProgram(activeprogram);
}
bool Shader::loadVolatile()
@@ -883,6 +896,12 @@ Shader::UniformType Shader::getUniformBaseType(GLenum type) const
case GL_FLOAT_MAT2:
case GL_FLOAT_MAT3:
case GL_FLOAT_MAT4:
case GL_FLOAT_MAT2x3:
case GL_FLOAT_MAT2x4:
case GL_FLOAT_MAT3x2:
case GL_FLOAT_MAT3x4:
case GL_FLOAT_MAT4x2:
case GL_FLOAT_MAT4x3:
return UNIFORM_FLOAT;
case GL_BOOL:
case GL_BOOL_VEC2:
@@ -890,8 +909,22 @@ Shader::UniformType Shader::getUniformBaseType(GLenum type) const
case GL_BOOL_VEC4:
return UNIFORM_BOOL;
case GL_SAMPLER_1D:
case GL_SAMPLER_1D_SHADOW:
case GL_SAMPLER_1D_ARRAY:
case GL_SAMPLER_1D_ARRAY_SHADOW:
case GL_SAMPLER_2D:
case GL_SAMPLER_2D_MULTISAMPLE:
case GL_SAMPLER_2D_MULTISAMPLE_ARRAY:
case GL_SAMPLER_2D_RECT:
case GL_SAMPLER_2D_RECT_SHADOW:
case GL_SAMPLER_2D_SHADOW:
case GL_SAMPLER_2D_ARRAY:
case GL_SAMPLER_2D_ARRAY_SHADOW:
case GL_SAMPLER_3D:
case GL_SAMPLER_CUBE:
case GL_SAMPLER_CUBE_SHADOW:
case GL_SAMPLER_CUBE_MAP_ARRAY:
case GL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
return UNIFORM_SAMPLER;
default:
return UNIFORM_UNKNOWN;