// Render one model
void InstancingModelRenderer::RenderModel(const CShaderProgramPtr& shader, int UNUSED(streamflags), CModel* model, CModelRData* UNUSED(data))
{
	CModelDefPtr mdldef = model->GetModelDef();

	if (m->gpuSkinning)
	{
		// Bind matrices for current animation state.
		// Add 1 to NumBones because of the special 'root' bone.
		// HACK: NVIDIA drivers return uniform name with "[0]", Intel Windows drivers without;
		// try uploading both names since one of them should work, and this is easier than
		// canonicalising the uniform names in CShaderProgramGLSL
		shader->Uniform(str_skinBlendMatrices_0, mdldef->GetNumBones() + 1, model->GetAnimatedBoneMatrices());
		shader->Uniform(str_skinBlendMatrices, mdldef->GetNumBones() + 1, model->GetAnimatedBoneMatrices());
	}

	// render the lot
	size_t numFaces = mdldef->GetNumFaces();

	if (!g_Renderer.m_SkipSubmit)
	{
		// Draw with DrawRangeElements where available, since it might be more efficient
#if CONFIG2_GLES
		glDrawElements(GL_TRIANGLES, (GLsizei)numFaces*3, GL_UNSIGNED_SHORT, m->imodeldefIndexBase);
#else
		pglDrawRangeElementsEXT(GL_TRIANGLES, 0, (GLuint)m->imodeldef->m_Array.GetNumVertices()-1,
				(GLsizei)numFaces*3, GL_UNSIGNED_SHORT, m->imodeldefIndexBase);
#endif
	}

	// bump stats
	g_Renderer.m_Stats.m_DrawCalls++;
	g_Renderer.m_Stats.m_ModelTris += numFaces;

}
예제 #2
0
/////////////////////////////////////////////////////////////////////////////////////////////////////////////
// InitModel: setup model from given geometry
bool CModel::InitModel(const CModelDefPtr& modeldef)
{
	// clean up any existing data first
	ReleaseData();

	m_pModelDef = modeldef;
	
	size_t numBones = modeldef->GetNumBones();
	if (numBones != 0)
	{
		size_t numBlends = modeldef->GetNumBlends();

		// allocate matrices for bone transformations
		// (one extra matrix is used for the special case of bind-shape relative weighting)
		m_BoneMatrices = (CMatrix3D*)rtl_AllocateAligned(sizeof(CMatrix3D) * (numBones + 1 + numBlends), 16);
		for (size_t i = 0; i < numBones + 1 + numBlends; ++i)
		{
			m_BoneMatrices[i].SetIdentity();
		}
	}

	m_PositionValid = true;

	return true;
}