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Merge remote-tracking branch 'origin/master' into gui

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Conflicts:
	include/Core/Engine.h
	include/Core/RenderQueue.h
	include/Core/Renderer.h
	src/game/Core/Renderer.cpp
This commit is contained in:
sippeangelo
2015-09-25 02:27:00 +02:00
parent c9854d2b83 f79d5ec68b
commit d2bc91be48
24 changed files with 1716 additions and 83 deletions
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src/game/Core/Renderer.cpp
+209 -9
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@@ -91,6 +91,12 @@ void dd::Renderer::LoadShaders()
//glBindFragDataLocation(m_SPDeferred2, 0, "FragmentLighting");
m_spDeferred2->Link();
//Water Pass
t_m_spWater = ResourceManager::Load<ShaderProgram>("Shaders/Deferred/water/");
t_m_spWater->Link();
t_m_spWater2 = ResourceManager::Load<ShaderProgram>("Shaders/Deferred/water2/");
t_m_spWater2->Link();
// Pass #3: Combining into final image
m_spDeferred3 = ResourceManager::Load<ShaderProgram>("Shaders/Deferred/3/");
m_spDeferred3->Link();
@@ -110,11 +116,13 @@ void dd::Renderer::LoadShaders()
void dd::Renderer::CreateBuffers()
{
//TODO: Make the most common cases of texture create and FBO create into a function so it's not so cluttered in here.
m_ScreenQuad = CreateQuad();
m_UnitQuad = ResourceManager::Load<Model>("Models/Core/UnitQuad.obj");
m_UnitSphere = ResourceManager::Load<Model>("Models/Core/UnitSphere.obj");
m_StandardNormal = ResourceManager::Load<Texture>("Textures/Core/NeutralNormalMap.png");
m_StandardSpecular = ResourceManager::Load<Texture>("Textures/Core/NeutralSpecularMap.png");
t_m_WhiteSphereTexture = ResourceManager::Load<Texture>("Textures/Test/Water.png");
glGenRenderbuffers(1, &m_rbDepthBuffer);
glBindRenderbuffer(GL_RENDERBUFFER, m_rbDepthBuffer);
@@ -149,6 +157,13 @@ void dd::Renderer::CreateBuffers()
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glGenTextures(1, &t_m_Gwater);
glBindTexture(GL_TEXTURE_2D, t_m_Gwater);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA32F, m_Resolution.Width, m_Resolution.Height, 0, GL_RGBA, GL_FLOAT, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
// Create first pass framebuffer
glGenFramebuffers(1, &m_fbDeferred1);
@@ -185,14 +200,75 @@ void dd::Renderer::CreateBuffers()
exit(EXIT_FAILURE);
}
//Fill Water Texture
glGenTextures(1, &t_m_Gwater);
glBindTexture(GL_TEXTURE_2D, t_m_Gwater);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, m_Resolution.Width, m_Resolution.Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
//Fill water pass
glGenFramebuffers(1, &t_m_fbWater);
glBindFramebuffer(GL_FRAMEBUFFER, t_m_fbWater);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, t_m_Gwater, 0);
GLenum waterPassDrawBuffers[] = { GL_COLOR_ATTACHMENT0 };
glDrawBuffers(1, waterPassDrawBuffers);
if (GLenum fbStatus = glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
LOG_ERROR("m_fbDeferred2 incomplete: 0x%x\n", fbStatus);
exit(EXIT_FAILURE);
}
//water Blur texture
glGenTextures(1, &t_m_BWater);
glBindTexture(GL_TEXTURE_2D, t_m_BWater);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, m_Resolution.Width, m_Resolution.Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
//Fill waterBlur pass
glGenFramebuffers(1, &t_m_fbWaterBlur);
glBindFramebuffer(GL_FRAMEBUFFER, t_m_fbWaterBlur);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, t_m_BWater, 0);
GLenum waterBlurDrawBuffers[] = { GL_COLOR_ATTACHMENT0 };
glDrawBuffers(1, waterBlurDrawBuffers);
if (GLenum fbStatus = glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
LOG_ERROR("m_fbDeferred2 incomplete: 0x%x\n", fbStatus);
exit(EXIT_FAILURE);
}
//water Blur texture2
glGenTextures(1, &t_m_BWater2);
glBindTexture(GL_TEXTURE_2D, t_m_BWater2);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, m_rbDepthBuffer);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, m_Resolution.Width, m_Resolution.Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
//Fill waterBlur pass2
glGenFramebuffers(1, &t_m_fbWaterBlur2);
glBindFramebuffer(GL_FRAMEBUFFER, t_m_fbWaterBlur2);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, t_m_BWater2, 0);
GLenum waterBlur2DrawBuffers[] = { GL_COLOR_ATTACHMENT0 };
glDrawBuffers(1, waterBlur2DrawBuffers);
if (GLenum fbStatus = glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
LOG_ERROR("m_fbDeferred2 incomplete: 0x%x\n", fbStatus);
exit(EXIT_FAILURE);
}
// Generate final deferred texture
glGenTextures(1, &m_tFinal);
glBindTexture(GL_TEXTURE_2D, m_tFinal);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, m_Resolution.Width, m_Resolution.Height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
// Create third pass framebuffer
glGenFramebuffers(1, &m_fbDeferred3);
@@ -209,13 +285,13 @@ void dd::Renderer::CreateBuffers()
void dd::Renderer::Draw(RenderQueueCollection& rq)
{
DrawDeferred(rq.Deferred, rq.Lights);
rq.Forward.Jobs.sort(dd::Renderer::DepthSort);
DrawDeferred(rq.Deferred, rq.Lights);
DrawForward(rq.Forward, rq.Lights);
DrawGUI(rq.GUI);
// Finally: Draw the deferred+forward combined texture to the screen
glCullFace(GL_BACK);
glDisable(GL_CULL_FACE);
glDepthMask(GL_FALSE);
glDisable(GL_DEPTH_TEST);
glDisable(GL_BLEND);
@@ -257,7 +333,7 @@ void dd::Renderer::DrawDeferred(RenderQueue &objects, RenderQueue &lights)
glBlendFunc(GL_ONE, GL_ONE);
glDepthMask(GL_FALSE);
glBindFramebuffer(GL_FRAMEBUFFER, m_fbDeferred2);
glClearColor(0, 0, 0, 1);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
m_spDeferred2->Bind();
DrawLightSpheres(lights);
@@ -266,7 +342,7 @@ void dd::Renderer::DrawDeferred(RenderQueue &objects, RenderQueue &lights)
glCullFace(GL_BACK);
glDisable(GL_BLEND);
glBindFramebuffer(GL_FRAMEBUFFER, m_fbDeferred3);
glClearColor(0, 0, 0, 1);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
m_spDeferred3->Bind();
glUniform3fv(glGetUniformLocation(*m_spDeferred3, "La"), 1, glm::value_ptr(glm::vec3(0.5f)));
@@ -280,7 +356,6 @@ void dd::Renderer::DrawDeferred(RenderQueue &objects, RenderQueue &lights)
void dd::Renderer::DrawForward(RenderQueue &objects, RenderQueue &lights)
{
// Forward-render semi-transparent objects on top of the current framebuffer
glDisable(GL_CULL_FACE);
glCullFace(GL_BACK);
@@ -296,6 +371,19 @@ void dd::Renderer::DrawForward(RenderQueue &objects, RenderQueue &lights)
m_spForward->Bind();
DrawScene(objects, *m_spForward);
//WaterPass
glDisable(GL_CULL_FACE);
glCullFace(GL_BACK);
glDepthMask(GL_TRUE);
glEnable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glBindFramebuffer(GL_FRAMEBUFFER, t_m_fbWater);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
t_m_spWater->Bind();
DrawWater(objects);
}
void dd::Renderer::DrawScene(RenderQueue &objects, ShaderProgram &program)
@@ -311,6 +399,7 @@ void dd::Renderer::DrawScene(RenderQueue &objects, ShaderProgram &program)
if (modelJob) {
glm::mat4 modelMatrix = modelJob->ModelMatrix;
MVP = PV * modelMatrix;
glUniform4fv(glGetUniformLocation(shaderProgramHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "MVP"), 1, GL_FALSE, glm::value_ptr(MVP));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelMatrix));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "V"), 1, GL_FALSE, glm::value_ptr(viewMatrix));
@@ -318,7 +407,6 @@ void dd::Renderer::DrawScene(RenderQueue &objects, ShaderProgram &program)
glUniform3fv(glGetUniformLocation(shaderProgramHandle, "LightSpecular"), 1, glm::value_ptr(glm::vec3(1.f)));
glUniform3fv(glGetUniformLocation(shaderProgramHandle, "LightDiffuse"), 1, glm::value_ptr(glm::vec3(1.f)));
glUniform1f(glGetUniformLocation(shaderProgramHandle, "LightRadius"), 40.0f);
glUniform1f(glGetUniformLocation(shaderProgramHandle, "MaterialShininess"), modelJob->Shininess);
glActiveTexture(GL_TEXTURE0);
@@ -339,7 +427,6 @@ void dd::Renderer::DrawScene(RenderQueue &objects, ShaderProgram &program)
glBindTexture(GL_TEXTURE_2D, *m_StandardSpecular);
}
glBindVertexArray(modelJob->VAO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->ElementBuffer);
glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
@@ -355,6 +442,7 @@ void dd::Renderer::DrawScene(RenderQueue &objects, ShaderProgram &program)
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "MVP"), 1, GL_FALSE, glm::value_ptr(MVP));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelMatrix));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "V"), 1, GL_FALSE, glm::value_ptr(viewMatrix));
glUniform4fv(glGetUniformLocation(shaderProgramHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, spriteJob->DiffuseTexture);
@@ -409,6 +497,112 @@ void dd::Renderer::DrawLightSpheres(RenderQueue &lights)
}
}
void dd::Renderer::DrawWater(RenderQueue &rq)
{
GLuint shaderProgramHandle = *t_m_spWater;
glm::mat4 projectionMatrix = m_Camera->ProjectionMatrix();
glm::mat4 viewMatrix = m_Camera->ViewMatrix();
glm::mat4 PV = projectionMatrix * viewMatrix;
glm::mat4 MVP;
for ( auto &job : rq ) {
auto waterJob = std::dynamic_pointer_cast<WaterParticleJob>(job);
if (waterJob) {
glm::mat4 modelMatrix = waterJob->ModelMatrix;
MVP = PV * modelMatrix;
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "MVP"), 1, GL_FALSE, glm::value_ptr(MVP));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "M"), 1, GL_FALSE,
glm::value_ptr(modelMatrix));
glUniformMatrix4fv(glGetUniformLocation(shaderProgramHandle, "V"), 1, GL_FALSE,
glm::value_ptr(viewMatrix));
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, *t_m_WhiteSphereTexture);
glBindVertexArray(m_UnitQuad->VAO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_UnitQuad->ElementBuffer);
glDrawElementsBaseVertex(GL_TRIANGLES, m_UnitQuad->m_Indices.size(), GL_UNSIGNED_INT, 0, 0);
}
}
//blur1
shaderProgramHandle = *t_m_spWater2;
glDisable(GL_CULL_FACE);
glDepthMask(GL_FALSE);
glEnable(GL_DEPTH_TEST);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glBindFramebuffer(GL_FRAMEBUFFER, t_m_fbWaterBlur);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
t_m_spWater2->Bind();
float radius = 3.f;
glUniform2fv(glGetUniformLocation(shaderProgramHandle, "dir"), 1, glm::value_ptr(glm::vec2(1.0f, 0.0f)));
glUniform1f(glGetUniformLocation(shaderProgramHandle, "res"), m_Resolution.Width);
glUniform1f(glGetUniformLocation(shaderProgramHandle, "radius"), radius);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, t_m_Gwater);
glBindVertexArray(m_ScreenQuad);
glDrawArrays(GL_TRIANGLES, 0, 6);
//blur2
shaderProgramHandle = *t_m_spWater2;
glDisable(GL_CULL_FACE);
glDisable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
glBindFramebuffer(GL_FRAMEBUFFER, m_fbDeferred3);
t_m_spWater2->Bind();
glUniform2fv(glGetUniformLocation(shaderProgramHandle, "dir"), 1, glm::value_ptr(glm::vec2(0.0f, 1.0f)));
glUniform1f(glGetUniformLocation(shaderProgramHandle, "res"), m_Resolution.Height);
glUniform1f(glGetUniformLocation(shaderProgramHandle, "radius"), radius);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, t_m_BWater);
glBindVertexArray(m_ScreenQuad);
glDrawArrays(GL_TRIANGLES, 0, 6);
}
GLuint dd::Renderer::CreateWaterParticleVAO(RenderQueue &particles)
{
float waterVerts[particles.Size()];
int i = 0;
for ( auto &job : particles ) {
auto waterJob = std::dynamic_pointer_cast<WaterParticleJob>(job);
if (!waterJob)
continue;
waterVerts[i ] = waterJob->Position.x;
waterVerts[i+1] = waterJob->Position.y;
waterVerts[i+2] = waterJob->Position.z;
i+3;
}
GLuint vbo[1], vao;
glGenBuffers(1, vbo);
glBindBuffer(GL_ARRAY_BUFFER, vbo[0]);
glBufferData(GL_ARRAY_BUFFER, 3 * particles.Size() * sizeof(float), waterVerts, GL_STATIC_DRAW);
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
glBindBuffer(GL_ARRAY_BUFFER, vbo[0]);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
glEnableVertexAttribArray(0);
glBindVertexArray(0);
glBindBuffer(GL_ARRAY_BUFFER, 0);
return vao;
}
GLuint dd::Renderer::CreateQuad()
{
float quadVertices[] =
@@ -472,6 +666,12 @@ void dd::Renderer::DebugKeys()
if (glfwGetKey(m_Window, GLFW_KEY_F6)) {
m_CurrentScreenBuffer = m_tLighting;
}
if (glfwGetKey(m_Window, GLFW_KEY_F7)) {
m_CurrentScreenBuffer = t_m_Gwater;
}
if (glfwGetKey(m_Window, GLFW_KEY_F8)) {
m_CurrentScreenBuffer = t_m_BWater;
}
}
void dd::Renderer::DrawGUI(dd::RenderQueue& rq)