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Bloom bad edge clamp fixed

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This commit is contained in:
Tleety
2016-03-10 13:42:33 +01:00
parent c3255519bf
commit 329a15e08b
4 changed files with 28 additions and 18 deletions
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include/Engine/Rendering/DrawBloomPass.h
+1 -1
View File
@@ -49,7 +49,7 @@ private:
//const LightCullingPass* m_LightCullingPass
int m_Iterations;
int m_Quality = 0;
int m_BloomLod = 4;
int m_BloomLod = 5;
GLuint m_GaussianTexture_horiz = 0;
GLuint m_GaussianTexture_vert = 0;
resources/Shaders/CombineGaussianTexture.frag.glsl
+11 -3
View File
@@ -1,6 +1,7 @@
#version 430
layout (binding = 0) uniform sampler2D Texture;
uniform int MaxMipMap;
in VertexData{
@@ -11,12 +12,19 @@ out vec4 fragmentColor;
void main()
{
vec4 result = vec4(0.0, 0.0, 0.0, 0.0);
for(int i = 0; i < MaxMipMap; i++) {
result += textureLod(Texture, Input.TextureCoordinate, i);
}
fragmentColor = result;
/*
vec4 texel0 = textureLod(Texture, Input.TextureCoordinate, 0);
vec4 texel1 = textureLod(Texture, Input.TextureCoordinate, 1);
vec4 texel2 = textureLod(Texture, Input.TextureCoordinate, 2);
vec4 texel3 = textureLod(Texture, Input.TextureCoordinate, 3);
vec4 texel4 = textureLod(Texture, Input.TextureCoordinate, 4);
fragmentColor = texel0 + texel1 + texel2 + texel3;
fragmentColor = texel0 + texel1 + texel2 + texel3 + texel4;*/
}
src/Engine/Rendering/DrawBloomPass.cpp
+12 -10
View File
@@ -76,12 +76,12 @@ void DrawBloomPass::InitializeShaderPrograms()
void DrawBloomPass::InitializeBuffers()
{
CommonFunctions::GenerateMipMapTexture(
&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
&m_GaussianTexture_horiz, GL_CLAMP_TO_BORDER, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
, GL_RGB, GL_FLOAT, m_BloomLod);
CommonFunctions::GenerateMipMapTexture(
&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
&m_GaussianTexture_vert, GL_CLAMP_TO_BORDER, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
, GL_RGB, GL_FLOAT, m_BloomLod);
CommonFunctions::GenerateTexture(&m_FinalGaussianTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_FinalGaussianTexture, GL_CLAMP_TO_BORDER, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
if (m_GaussianCombineBuffer.GetHandle() == 0) {
m_GaussianCombineBuffer.AddResource(std::shared_ptr<BufferResource>(new Texture2D(&m_FinalGaussianTexture, GL_COLOR_ATTACHMENT0)));
@@ -152,10 +152,10 @@ void DrawBloomPass::OnWindowResize()
return;
}
CommonFunctions::GenerateMipMapTexture(
&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
&m_GaussianTexture_vert, GL_CLAMP_TO_BORDER, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
, GL_RGB, GL_FLOAT, m_BloomLod);
CommonFunctions::GenerateMipMapTexture(
&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
&m_GaussianTexture_horiz, GL_CLAMP_TO_BORDER, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height)
, GL_RGB, GL_FLOAT, m_BloomLod);
for (int i = 0; i < m_BloomLod; i++) {
m_GaussianFrameBuffer_vert[i].Generate();
@@ -174,12 +174,16 @@ void DrawBloomPass::GaussianLodPass(GLuint mipMap, GLuint texture)
GLuint shaderHandle_horiz = m_GaussianProgram_horiz->GetHandle();
GLuint shaderHandle_vert = m_GaussianProgram_vert->GetHandle();
//Horizontal pass, first use the given texture then save it to the horizontal framebuffer.
m_GaussianFrameBuffer_horiz[mipMap].Bind();
m_GaussianProgram_vert->Bind();
glUniform1i(glGetUniformLocation(shaderHandle_vert, "Lod"), mipMap);
m_GaussianProgram_horiz->Bind();
glUniform1i(glGetUniformLocation(shaderHandle_horiz, "Lod"), mipMap);
//Horizontal pass, first use the given texture then save it to the horizontal framebuffer.
m_GaussianFrameBuffer_horiz[mipMap].Bind();
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, texture);
glBindVertexArray(m_ScreenQuad->VAO);
@@ -191,7 +195,6 @@ void DrawBloomPass::GaussianLodPass(GLuint mipMap, GLuint texture)
//Vertical pass
m_GaussianFrameBuffer_vert[mipMap].Bind();
m_GaussianProgram_vert->Bind();
glUniform1i(glGetUniformLocation(shaderHandle_vert, "Lod"), mipMap);
glActiveTexture(GL_TEXTURE0);
@@ -206,7 +209,6 @@ void DrawBloomPass::GaussianLodPass(GLuint mipMap, GLuint texture)
m_GaussianFrameBuffer_horiz[mipMap].Bind();
m_GaussianProgram_horiz->Bind();
glUniform1i(glGetUniformLocation(shaderHandle_horiz, "Lod"), mipMap);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, m_GaussianTexture_vert);
@@ -222,7 +224,6 @@ void DrawBloomPass::GaussianLodPass(GLuint mipMap, GLuint texture)
m_GaussianFrameBuffer_vert[mipMap].Bind();
m_GaussianProgram_vert->Bind();
glUniform1i(glGetUniformLocation(shaderHandle_vert, "Lod"), mipMap);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, m_GaussianTexture_horiz);
@@ -241,6 +242,7 @@ void DrawBloomPass::CombineGaussianBlur()
{
m_GaussianCombineBuffer.Bind();
m_GaussianCombineProgram->Bind();
glUniform1i(glGetUniformLocation(m_GaussianCombineProgram->GetHandle(), "MaxMipMap"), m_BloomLod);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, m_GaussianTexture_vert);
src/Engine/Rendering/DrawFinalPass.cpp
+4 -4
View File
@@ -32,9 +32,9 @@ void DrawFinalPass::InitializeTextures()
void DrawFinalPass::InitializeFrameBuffers()
{
CommonFunctions::GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_BORDER, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
//GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewPortSize().Width, m_Renderer->GetViewPortSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_BORDER, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
//GenerateMipMapTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewPortSize().Width, m_Renderer->GetViewPortSize().Height), GL_RGB16F, GL_FLOAT, 4);
//GenerateTexture(&m_StencilTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_STENCIL, GL_STENCIL_INDEX8, GL_INT);
@@ -345,8 +345,8 @@ void DrawFinalPass::OnWindowResize()
//InitializeFrameBuffers();
CommonFunctions::GenerateTexture(&m_DepthBuffer, GL_CLAMP_TO_BORDER, GL_NEAREST,
glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8);
CommonFunctions::GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_BORDER, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
CommonFunctions::GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_BORDER, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
m_FinalPassFrameBuffer.Generate();
GLERROR("Error changing texture resolutions");