viktorljung
64 lines
2.6 KiB
C++
64 lines
2.6 KiB
C++
#include "Rendering/DrawScenePass.h"
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DrawScenePass::DrawScenePass(IRenderer* renderer)
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{
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m_Renderer = renderer;
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InitializeTextures();
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InitializeShaderPrograms();
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}
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void DrawScenePass::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 DrawScenePass::InitializeShaderPrograms()
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{
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//Gör så att shaders är en resource, tex som texture classen. Konstruktorn måste vara privat.
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m_BasicForwardProgram = ResourceManager::Load<ShaderProgram>("#BasicForwardProgram");
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m_BasicForwardProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/BasicForward.vert.glsl")));
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m_BasicForwardProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/BasicForward.frag.glsl")));
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m_BasicForwardProgram->Compile();
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m_BasicForwardProgram->Link();
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}
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void DrawScenePass::Draw(RenderScene& scene)
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{
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//glBindFramebuffer(GL_FRAMEBUFFER, 0);
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GLERROR("Renderer::Draw PickingPass");
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DrawScenePassState state = DrawScenePassState();
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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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GLuint ShaderHandle = m_BasicForwardProgram->GetHandle();
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m_BasicForwardProgram->Bind();
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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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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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glUniform4fv(glGetUniformLocation(ShaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
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//TODO: Renderer: bättre textur felhantering samt fler texturer stöd
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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("DrawScene Error");
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}
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