bool C4LandscapeRenderGL::LoadShaders(C4GroupSet *pGroups)
{
// First, clear out all existing shaders
ClearShaders();
// Make uniform name map
ZeroMem(UniformNames, sizeof(UniformNames));
UniformNames[C4LRU_ProjectionMatrix] = "projectionMatrix";
UniformNames[C4LRU_LandscapeTex] = "landscapeTex";
UniformNames[C4LRU_ScalerTex] = "scalerTex";
UniformNames[C4LRU_MaterialTex] = "materialTex";
UniformNames[C4LRU_LightTex] = "lightTex";
UniformNames[C4LRU_AmbientTex] = "ambientTex";
UniformNames[C4LRU_Gamma] = "gamma";
UniformNames[C4LRU_Resolution] = "resolution";
UniformNames[C4LRU_Center] = "center";
UniformNames[C4LRU_MatMapTex] = "matMapTex";
UniformNames[C4LRU_MaterialDepth] = "materialDepth";
UniformNames[C4LRU_MaterialSize] = "materialSize";
UniformNames[C4LRU_AmbientBrightness] = "ambientBrightness";
UniformNames[C4LRU_AmbientTransform] = "ambientTransform";
if(!LoadShader(pGroups, Shader, "landscape", 0))
return false;
if(!LoadShader(pGroups, ShaderLight, "landscapeLight", C4SSC_LIGHT))
return false;
return true;
}
void C4LandscapeRenderGL::Clear()
{
ClearShaders();
// free textures
int i;
for (i = 0; i < C4LR_SurfaceCount; i++)
{
delete Surfaces[i];
Surfaces[i] = NULL;
}
if (hMaterialTexture) glDeleteTextures(1, &hMaterialTexture);
hMaterialTexture = 0;
if (matMapTexture) glDeleteTextures(1, &matMapTexture);
matMapTexture = 0;
if (hVBO != 0)
{
glDeleteBuffers(1, &hVBO);
hVBO = 0;
}
if (hVAOIDLight != 0)
{
pGL->FreeVAOID(hVAOIDLight);
hVAOIDLight = 0;
}
if (hVAOIDNoLight != 0)
{
pGL->FreeVAOID(hVAOIDNoLight);
hVAOIDNoLight = 0;
}
}
void ShaderProgram::Link()
{
_graphics.LinkProgram(_handler);
bool linkSucessfull = CheckShaderProgram(_handler);
if (linkSucessfull)
{
_isLinked = true;
ClearShaders();
}
}
ShaderManagerVulkan::~ShaderManagerVulkan() {
ClearShaders();
delete[] codeBuffer_;
}
ShaderProgram::~ShaderProgram()
{
if (_handler != 0)
_graphics.DeleteProgram(_handler);
ClearShaders();
}
