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Fixed a bugg with RenderState.

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Renderstate now also handles the Frambuffer binding.
This commit is contained in:
Tleety
2015-12-11 16:07:12 +01:00
parent 433331e752
commit 53d5736420
10 changed files with 100 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/Engine/Rendering/PickingPassState.h
+2 -2
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@@ -6,10 +6,10 @@
class PickingPassState : public RenderState
{
public:
PickingPassState();
PickingPassState(GLuint frameBuffer);
~PickingPassState();
private:
private:
};
#endif
include/Engine/Rendering/RenderState.h
+2 -1
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@@ -14,9 +14,10 @@ public:
bool CullFace(GLenum GlFaceToCull);
bool ClearColor(glm::vec4 color);
bool Clear(GLbitfield mask);
bool BindBuffer(GLint buffer);
private:
std::vector<GLenum> m_Enables;
float m_preClearColor[4];
GLenum m_preCullFace;
int m_preBuffer;
};
#endif
include/Engine/Rendering/Renderer.h
+1 -1
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@@ -52,8 +52,8 @@ private:
Model* m_UnitQuad;
Model* m_UnitSphere;
PickingPass* m_PickingPass;
DrawScenePass* m_DrawScenePass;
PickingPass* m_PickingPass;
//----------------------Functions----------------------//
void InitializeWindow();
src/Engine/Rendering/DrawScenePass.cpp
+3 -2
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@@ -10,7 +10,6 @@ DrawScenePass::DrawScenePass(IRenderer* renderer)
void DrawScenePass::InitializeTextures()
{
m_WhiteTexture = ResourceManager::Load<Texture>("Textures/Core/Blank.png");
}
void DrawScenePass::InitializeShaderPrograms()
@@ -24,10 +23,12 @@ void DrawScenePass::InitializeShaderPrograms()
void DrawScenePass::Draw(RenderQueueCollection& rq)
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
//glBindFramebuffer(GL_FRAMEBUFFER, 0);
GLERROR("Renderer::Draw PickingPass");
DrawScenePassState state;
//TODO: Render: Add code for more jobs than modeljobs.
for (auto &job : rq.Forward) {
auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
src/Engine/Rendering/DrawScenePassState.cpp
+3 -1
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@@ -3,9 +3,11 @@
DrawScenePassState::DrawScenePassState()
{
GLERROR("---");
BindBuffer(0);
GLERROR("---");
Enable(GL_DEPTH_TEST);
Enable(GL_CULL_FACE);
CullFace(GL_BACK);
ClearColor(glm::vec4(255.f / 255, 163.f / 255, 176.f / 255, 0.f));
Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
src/Engine/Rendering/PickingPass.cpp
+1 -3
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@@ -44,14 +44,12 @@ void PickingPass::InitializeShaderPrograms()
void PickingPass::Draw(RenderQueueCollection& rq)
{
m_PickingColorsToEntity.clear();
m_PickingBuffer.Bind();
PickingPassState state;
PickingPassState* state = new PickingPassState(m_PickingBuffer.GetHandle());
int r = 1;
int g = 0;
//TODO: Render: Add code for more jobs than modeljobs.
GLuint ShaderHandle = m_PickingProgram.GetHandle();
m_PickingProgram.Bind();
src/Engine/Rendering/PickingPassState.cpp
+4 -3
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@@ -1,12 +1,13 @@
#include "Rendering/PickingPassState.h"
PickingPassState::PickingPassState()
PickingPassState::PickingPassState(GLuint frameBuffer)
{
GLERROR("---2");
BindBuffer(frameBuffer);
GLERROR("---3");
Enable(GL_DEPTH_TEST);
Enable(GL_CULL_FACE);
CullFace(GL_BACK);
glm::vec4 clearColor = glm::vec4(0.f);
ClearColor(clearColor);
src/Engine/Rendering/RenderState.cpp
+34 -4
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@@ -2,6 +2,7 @@
RenderState::RenderState()
{
}
bool RenderState::Enable(GLenum GLEnable)
@@ -30,12 +31,11 @@ bool RenderState::CullFace(GLenum GLCullFace)
GLint a;
glGetIntegerv(GL_CULL_FACE_MODE, &a);
if(a == GL_BACK)
if(a != GL_BACK)
{
//LOG_INFO("Setting Cullface to back, unessesary since this is already default.");
glCullFace(GLCullFace);
}
m_preCullFace = a;
glCullFace(GLCullFace);
if (GLERROR("RenderState::CullFace"))
{
return false;
@@ -62,20 +62,50 @@ bool RenderState::Clear(GLbitfield mask)
return true;
}
bool RenderState::BindBuffer(GLint buffer)
{
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &m_preBuffer);
if (buffer == m_preBuffer)
{
return true;
}
glBindFramebuffer(GL_FRAMEBUFFER, buffer);
if (GLERROR("RenderState::BindBuffer"))
{
printf("BufferID: %i\npreBufferID: %i\n", buffer, m_preBuffer);
return false;
}
return true;
}
RenderState::~RenderState()
{
GLERROR("RenderState::~RenderState Pre");
GLint n_buffer = -1;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &n_buffer);
//Set cullface to default
glCullFace(m_preCullFace);
if (glIsEnabled(GL_CULL_FACE)) {
glCullFace(GL_BACK);
}
GLERROR("RenderState::~RenderState glCullFace");
//Set color to default
glClearColor(m_preClearColor[0], m_preClearColor[1], m_preClearColor[2], m_preClearColor[3]);
GLERROR("RenderState::~RenderState glClearColor");
//Disable Enables
for (auto i : m_Enables)
{
glDisable(i);
}
GLERROR("RenderState::~RenderState glDisable");
if(m_preBuffer != 0)
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
m_Enables.clear();
GLERROR("RenderState::~RenderState glBindFramebuffer");
}
src/Engine/Rendering/Renderer.cpp
+48 -45
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@@ -151,58 +151,61 @@ void Renderer::Update(double dt)
void Renderer::Draw(RenderQueueCollection& rq)
{
//TODO: Renderer: Kanske borde vara längst upp i update.
GLERROR("Renderer::Draw Pre");
m_PickingPass->Draw(rq);
GLERROR("Renderer::Draw PickingPass");
//DrawScreenQuad(m_PickingPass->PickingTexture());
//CullLights();
//DrawScene(rq);
m_DrawScenePass->Draw(rq);
GLERROR("Renderer::Draw m_DrawScenePass->Draw");
glfwSwapBuffers(m_Window);
}
void Renderer::DrawScene(RenderQueueCollection& rq)
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
//TODO: Render: Clean up draw code
glEnable(GL_DEPTH_TEST);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glClearColor(255.f / 255, 163.f / 255, 176.f / 255, 0.f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//TODO: Render: Add code for more jobs than modeljobs.
for (auto &job : rq.Forward) {
auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
if (modelJob) {
GLuint ShaderHandle = m_BasicForwardProgram.GetHandle();
m_BasicForwardProgram.Bind();
//TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->ModelMatrix));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Camera->ViewMatrix()));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Camera->ProjectionMatrix()));
glUniform4fv(glGetUniformLocation(ShaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
//TODO: Renderer: bättre textur felhantering samt fler texturer stöd
if (modelJob->DiffuseTexture != nullptr) {
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture->m_Texture);
} else {
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture);
}
glBindVertexArray(modelJob->Model->VAO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
continue;
}
}
GLERROR("DrawScene Error");
}
//
//void Renderer::DrawScene(RenderQueueCollection& rq)
//{
// glBindFramebuffer(GL_FRAMEBUFFER, 0);
//
// //TODO: Render: Clean up draw code
// glEnable(GL_DEPTH_TEST);
// glEnable(GL_CULL_FACE);
// glCullFace(GL_BACK);
//
// glClearColor(255.f / 255, 163.f / 255, 176.f / 255, 0.f);
// glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//
// //TODO: Render: Add code for more jobs than modeljobs.
// for (auto &job : rq.Forward) {
// auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
// if (modelJob) {
// GLuint ShaderHandle = m_BasicForwardProgram.GetHandle();
//
// m_BasicForwardProgram.Bind();
// //TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
// glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->ModelMatrix));
// glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Camera->ViewMatrix()));
// glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Camera->ProjectionMatrix()));
// glUniform4fv(glGetUniformLocation(ShaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
//
// //TODO: Renderer: bättre textur felhantering samt fler texturer stöd
// if (modelJob->DiffuseTexture != nullptr) {
// glActiveTexture(GL_TEXTURE0);
// glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture->m_Texture);
// } else {
// glActiveTexture(GL_TEXTURE0);
// glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture);
// }
//
// glBindVertexArray(modelJob->Model->VAO);
// glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
// glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
//
// continue;
// }
// }
// GLERROR("DrawScene Error");
//}
void Renderer::DrawScreenQuad(GLuint textureToDraw)
{
@@ -304,8 +307,8 @@ void Renderer::InitializeSSBOs()
void Renderer::InitializeRenderPasses()
{
m_PickingPass = new PickingPass(this, m_EventBroker);
m_DrawScenePass = new DrawScenePass(this);
m_PickingPass = new PickingPass(this, m_EventBroker);
}
void Renderer::CalculateFrustum()
src/Game/Game.cpp
+2 -1
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@@ -73,8 +73,9 @@ void Game::Tick()
m_Renderer->Update(dt);
m_RenderQueueFactory->Update(m_World);
GLERROR("Game::Tick m_RenderQueueFactory->Update");
m_Renderer->Draw(m_RenderQueueFactory->RenderQueues());
GLERROR("Game::Tick m_Renderer->Draw");
m_EventBroker->Swap();
m_EventBroker->Clear();