viktorljung
38 lines
1.3 KiB
C++
38 lines
1.3 KiB
C++
#include "Rendering/DrawScreenQuadPass.h"
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DrawScreenQuadPass::DrawScreenQuadPass(IRenderer* renderer)
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{
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m_Renderer = renderer;
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m_ScreenQuad = ResourceManager::Load<Model>("Models/Core/ScreenQuad.obj");
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InitializeShaderPrograms();
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}
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void DrawScreenQuadPass::InitializeShaderPrograms()
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{
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m_DrawQuadProgram = ResourceManager::Load<ShaderProgram>("#DrawScreenQuadProgram");
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m_DrawQuadProgram->AddShader(std::shared_ptr<Shader>(new VertexShader("Shaders/DrawScreenQuad.vert.glsl")));
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m_DrawQuadProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/DrawScreenQuad.frag.glsl")));
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m_DrawQuadProgram->Compile();
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m_DrawQuadProgram->Link();
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}
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void DrawScreenQuadPass::Draw(GLuint texture)
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{
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//glBindFramebuffer(GL_FRAMEBUFFER, 0);
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GLERROR("DrawScreenQuadPass::Draw: Pre");
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DrawScreenQuadPassState state = DrawScreenQuadPassState();
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m_DrawQuadProgram->Bind();
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glClear(GL_COLOR_BUFFER_BIT);
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glActiveTexture(GL_TEXTURE0);
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glBindTexture(GL_TEXTURE_2D, texture);
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glBindVertexArray(m_ScreenQuad->VAO);
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glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer);
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glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].EndIndex - m_ScreenQuad->MaterialGroups()[0].StartIndex +1
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, GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].StartIndex);
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}
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