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Added ShaderManager (Experimental)

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Former-commit-id: 327e373f2b932e31184e88c5f29bd5bd8fa3ba46
This commit is contained in:
Lynix
2013-07-15 00:23:04 +02:00
parent 68d5f9a8e6
commit 4352083c4b
23 changed files with 1367 additions and 955 deletions
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96
src/Nazara/Graphics/ColorBackground.cpp
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@@ -2,101 +2,23 @@
// This file is part of the "Nazara Engine - Graphics module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#ifndef NAZARA_RENDERER_OPENGL
#define NAZARA_RENDERER_OPENGL // Nécessaire pour inclure les headers OpenGL
#endif
#include <Nazara/Renderer/OpenGL.hpp>
#include <Nazara/Graphics/ColorBackGround.hpp>
#include <Nazara/Renderer/Renderer.hpp>
#include <Nazara/Renderer/ShaderBuilder.hpp>
#include <Nazara/Renderer/ShaderManager.hpp>
#include <memory>
#include <Nazara/Graphics/Debug.hpp>
namespace
{
NzShader* BuildShader()
{
const char* fragmentSource110 =
"#version 110\n"
"uniform vec4 Color;\n"
"void main()\n"
"{\n"
" gl_FragColor = Color;\n"
"}\n";
const char* fragmentSource140 =
"#version 140\n"
"out vec4 RenderTarget0;\n"
"uniform vec4 Color;\n"
"void main()\n"
"{\n"
" RenderTarget0 = Color;\n"
"}\n";
const char* vertexSource110 =
"#version 110\n"
"attribute vec2 VertexPosition;\n"
"void main()\n"
"{\n"
" gl_Position = vec4(VertexPosition, 0.0, 1.0);\n"
"}\n";
const char* vertexSource140 =
"#version 140\n"
"in vec2 VertexPosition;\n"
"void main()\n"
"{\n"
" gl_Position = vec4(VertexPosition, 0.0, 1.0);\n"
"}\n";
///TODO: Remplacer ça par des ShaderNode
std::unique_ptr<NzShader> shader(new NzShader(nzShaderLanguage_GLSL));
shader->SetPersistent(false);
bool useGLSL140 = (NzOpenGL::GetVersion() >= 310);
if (!shader->Load(nzShaderType_Fragment, (useGLSL140) ? fragmentSource140 : fragmentSource110))
{
NazaraError("Failed to load fragment shader");
return nullptr;
}
if (!shader->Load(nzShaderType_Vertex, (useGLSL140) ? vertexSource140 : vertexSource110))
{
NazaraError("Failed to load vertex shader");
return nullptr;
}
if (!shader->Compile())
{
NazaraError("Failed to compile shader");
return nullptr;
}
return shader.release();
}
static NzShader* s_shader = nullptr;
static unsigned int s_colorLocation;
}
NzColorBackground::NzColorBackground(const NzColor& color) :
m_color(color)
{
if (!s_shader)
{
s_shader = BuildShader();
s_colorLocation = s_shader->GetUniformLocation("Color");
}
NzShaderManagerParams params;
params.target = nzShaderTarget_FullscreenQuad;
params.flags = 0;
params.fullscreenQuad.alphaMapping = false;
params.fullscreenQuad.alphaTest = false;
params.fullscreenQuad.diffuseMapping = false;
m_shader = s_shader;
}
NzColorBackground::~NzColorBackground()
{
if (m_shader.Reset())
s_shader = nullptr;
m_shader = NzShaderManager::Get(params);
}
void NzColorBackground::Draw(const NzScene* scene) const
@@ -105,7 +27,7 @@ void NzColorBackground::Draw(const NzScene* scene) const
static NzRenderStates states;
m_shader->SendColor(s_colorLocation, m_color);
m_shader->SendColor(m_shader->GetUniformLocation(nzShaderUniform_MaterialDiffuse), m_color);
NzRenderer::SetRenderStates(states);
NzRenderer::SetShader(m_shader);