viktorljung
72 lines
2.9 KiB
C++
72 lines
2.9 KiB
C++
#include "Rendering/DrawFinalPass.h"
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DrawFinalPass::DrawFinalPass(IRenderer* renderer, LightCullingPass* lightCullingPass)
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{
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m_Renderer = renderer;
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m_LightCullingPass = lightCullingPass;
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InitializeTextures();
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InitializeShaderPrograms();
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}
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void DrawFinalPass::InitializeTextures()
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{
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m_WhiteTexture = ResourceManager::Load<Texture>("Textures/Core/Blank.png");
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}
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void DrawFinalPass::InitializeShaderPrograms()
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{
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m_ForwardPlusProgram = ResourceManager::Load<ShaderProgram>("#ForwardPlusProgram");
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m_ForwardPlusProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/ForwardPlus.vert.glsl")));
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m_ForwardPlusProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/ForwardPlus.frag.glsl")));
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m_ForwardPlusProgram->Compile();
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m_ForwardPlusProgram->Link();
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}
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void DrawFinalPass::Draw(RenderScene& scene)
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{
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GLERROR("DrawFinalPass::Draw: Pre");
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DrawFinalPassState state;
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m_ForwardPlusProgram->Bind();
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GLuint shaderHandle = m_ForwardPlusProgram->GetHandle();
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if (scene.ClearDepth) {
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glClear(GL_DEPTH_BUFFER_BIT);
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}
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glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, m_LightCullingPass->LightSSBO());
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glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, m_LightCullingPass->LightGridSSBO());
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glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, m_LightCullingPass->LightIndexSSBO());
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glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(scene.Camera->ViewMatrix()));
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glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(scene.Camera->ProjectionMatrix()));
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glUniform2f(glGetUniformLocation(shaderHandle, "ScreenDimensions"), m_Renderer->Resolution().Width, m_Renderer->Resolution().Height);
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//TODO: Render: Add code for more jobs than modeljobs.
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for (auto &job : scene.ForwardJobs) {
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auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
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if(modelJob) {
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//TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
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glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix));
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glUniform4fv(glGetUniformLocation(shaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
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if(modelJob->DiffuseTexture != nullptr) {
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glActiveTexture(GL_TEXTURE0);
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glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture->m_Texture);
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} else {
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glActiveTexture(GL_TEXTURE0);
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glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture);
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}
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glBindVertexArray(modelJob->Model->VAO);
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
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glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
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continue;
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}
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}
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GLERROR("DrawFinalPass::Draw: END");
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}
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