bool C4LandscapeRenderGL::LoadShader(C4GroupSet *pGroups, C4Shader& shader, const char* name, int ssc)
{
// Setup #defines
shader.AddDefine("OPENCLONK");
shader.AddDefine("OC_LANDSCAPE");
if(ssc & C4SSC_LIGHT) shader.AddDefine("OC_DYNAMIC_LIGHT"); // sample light from light texture
// Create vertex shader
shader.LoadVertexSlices(pGroups, "LandscapeVertexShader.glsl");
// Then load slices for fragment shader
shader.LoadFragmentSlices(pGroups, "CommonShader.glsl");
shader.LoadFragmentSlices(pGroups, "LandscapeShader.glsl");
// Make attribute name map
const char* AttributeNames[C4LRA_Count + 1];
AttributeNames[C4LRA_Position] = "oc_Position";
AttributeNames[C4LRA_LandscapeTexCoord] = "oc_LandscapeTexCoord";
AttributeNames[C4LRA_LightTexCoord] = "oc_LightTexCoord"; // unused if no dynamic light
AttributeNames[C4LRA_Count] = NULL;
// Initialise!
if (!shader.Init(name, UniformNames, AttributeNames)) {
shader.ClearSlices();
return false;
}
return true;
}
virtual void AddShaderSlices(C4Shader& shader, int ssc)
{
#ifndef USE_CONSOLE
// Add mesh-independent slices
shader.AddDefine("OPENCLONK");
shader.AddDefine("OC_MESH");
if (ssc & C4SSC_MOD2) shader.AddDefine("OC_CLRMOD_MOD2");
if (ssc & C4SSC_LIGHT) shader.AddDefine("OC_DYNAMIC_LIGHT");
// Note these are never set for meshes at the moment:
if (ssc & C4SSC_BASE) shader.AddDefine("OC_HAVE_BASE");
if (ssc & C4SSC_OVERLAY) shader.AddDefine("OC_HAVE_OVERLAY");
shader.LoadFragmentSlices(&::GraphicsResource.Files, "CommonShader.glsl");
shader.LoadFragmentSlices(&::GraphicsResource.Files, "ObjectShader.glsl");
#endif
}
bool CStdGL::PrepareSpriteShader(C4Shader& shader, const char* name, int ssc, C4GroupSet* pGroups, const char* const* additionalDefines, const char* const* additionalSlices)
{
const char* uniformNames[C4SSU_Count + 1];
uniformNames[C4SSU_ProjectionMatrix] = "projectionMatrix";
uniformNames[C4SSU_ModelViewMatrix] = "modelviewMatrix";
uniformNames[C4SSU_NormalMatrix] = "normalMatrix";
uniformNames[C4SSU_ClrMod] = "clrMod";
uniformNames[C4SSU_Gamma] = "gamma";
uniformNames[C4SSU_BaseTex] = "baseTex";
uniformNames[C4SSU_OverlayTex] = "overlayTex";
uniformNames[C4SSU_OverlayClr] = "overlayClr";
uniformNames[C4SSU_LightTex] = "lightTex";
uniformNames[C4SSU_LightTransform] = "lightTransform";
uniformNames[C4SSU_NormalTex] = "normalTex";
uniformNames[C4SSU_AmbientTex] = "ambientTex";
uniformNames[C4SSU_AmbientTransform] = "ambientTransform";
uniformNames[C4SSU_AmbientBrightness] = "ambientBrightness";
uniformNames[C4SSU_MaterialAmbient] = "materialAmbient"; // unused
uniformNames[C4SSU_MaterialDiffuse] = "materialDiffuse"; // unused
uniformNames[C4SSU_MaterialSpecular] = "materialSpecular"; // unused
uniformNames[C4SSU_MaterialEmission] = "materialEmission"; // unused
uniformNames[C4SSU_MaterialShininess] = "materialShininess"; // unused
uniformNames[C4SSU_Bones] = "bones"; // unused
uniformNames[C4SSU_CullMode] = "cullMode"; // unused
uniformNames[C4SSU_FrameCounter] = "frameCounter";
uniformNames[C4SSU_Count] = NULL;
const char* attributeNames[C4SSA_Count + 1];
attributeNames[C4SSA_Position] = "oc_Position";
attributeNames[C4SSA_Normal] = "oc_Normal"; // unused
attributeNames[C4SSA_TexCoord] = "oc_TexCoord"; // only used if C4SSC_Base is set
attributeNames[C4SSA_Color] = "oc_Color";
attributeNames[C4SSA_BoneIndices0] = "oc_BoneIndices0"; // unused
attributeNames[C4SSA_BoneIndices1] = "oc_BoneIndices1"; // unused
attributeNames[C4SSA_BoneWeights0] = "oc_BoneWeights0"; // unused
attributeNames[C4SSA_BoneWeights1] = "oc_BoneWeights1"; // unused
attributeNames[C4SSA_Count] = NULL;
// Clear previous content
shader.Clear();
shader.ClearSlices();
// Start with #defines
shader.AddDefine("OPENCLONK");
shader.AddDefine("OC_SPRITE");
if (ssc & C4SSC_MOD2) shader.AddDefine("OC_CLRMOD_MOD2");
if (ssc & C4SSC_NORMAL) shader.AddDefine("OC_WITH_NORMALMAP");
if (ssc & C4SSC_LIGHT) shader.AddDefine("OC_DYNAMIC_LIGHT");
if (ssc & C4SSC_BASE) shader.AddDefine("OC_HAVE_BASE");
if (ssc & C4SSC_OVERLAY) shader.AddDefine("OC_HAVE_OVERLAY");
if (additionalDefines)
for (const char* const* define = additionalDefines; *define != NULL; ++define)
shader.AddDefine(*define);
// Then load slices for fragment and vertex shader
shader.LoadVertexSlices(pGroups, "SpriteVertexShader.glsl");
shader.LoadFragmentSlices(pGroups, "CommonShader.glsl");
shader.LoadFragmentSlices(pGroups, "ObjectShader.glsl");
if (additionalSlices)
for (const char* const* slice = additionalSlices; *slice != NULL; ++slice)
shader.LoadFragmentSlices(pGroups, *slice);
if (!shader.Init(name, uniformNames, attributeNames))
{
shader.ClearSlices();
return false;
}
return true;
}