126 lines
4.2 KiB
C++
126 lines
4.2 KiB
C++
/*
|
|
* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include "shadermanager.h"
|
|
#include <framework/graphics/paintershaderprogram.h>
|
|
#include <framework/graphics/graphics.h>
|
|
#include <framework/graphics/painterogl2_shadersources.h>
|
|
|
|
ShaderManager g_shaders;
|
|
|
|
void ShaderManager::init()
|
|
{
|
|
if(!g_graphics.canUseShaders())
|
|
return;
|
|
|
|
m_defaultItemShader = createFragmentShaderFromCode("Item", glslMainFragmentShader + glslTextureSrcFragmentShader);
|
|
setupItemShader(m_defaultItemShader);
|
|
|
|
m_defaultMapShader = createFragmentShaderFromCode("Map", glslMainFragmentShader + glslTextureSrcFragmentShader);
|
|
|
|
PainterShaderProgram::release();
|
|
}
|
|
|
|
void ShaderManager::terminate()
|
|
{
|
|
m_defaultItemShader = nullptr;
|
|
m_defaultMapShader = nullptr;
|
|
m_shaders.clear();
|
|
}
|
|
|
|
PainterShaderProgramPtr ShaderManager::createShader(const std::string& name)
|
|
{
|
|
if(!g_graphics.canUseShaders()) {
|
|
g_logger.error(stdext::format("unable to create shader '%s', shaders are not supported", name));
|
|
return nullptr;
|
|
}
|
|
|
|
PainterShaderProgramPtr shader(new PainterShaderProgram);
|
|
m_shaders[name] = shader;
|
|
return shader;
|
|
}
|
|
|
|
PainterShaderProgramPtr ShaderManager::createFragmentShader(const std::string& name, const std::string& file)
|
|
{
|
|
PainterShaderProgramPtr shader = createShader(name);
|
|
if(!shader)
|
|
return nullptr;
|
|
|
|
shader->addShaderFromSourceCode(Shader::Vertex, glslMainWithTexCoordsVertexShader + glslPositionOnlyVertexShader);
|
|
if(!shader->addShaderFromSourceFile(Shader::Fragment, file)) {
|
|
g_logger.error(stdext::format("unable to load fragment shader '%s' from source file '%s'", name, file));
|
|
return nullptr;
|
|
}
|
|
|
|
if(!shader->link()) {
|
|
g_logger.error(stdext::format("unable to link shader '%s' from file '%s'", name, file));
|
|
return nullptr;
|
|
}
|
|
|
|
m_shaders[name] = shader;
|
|
return shader;
|
|
}
|
|
|
|
PainterShaderProgramPtr ShaderManager::createFragmentShaderFromCode(const std::string& name, const std::string& code)
|
|
{
|
|
PainterShaderProgramPtr shader = createShader(name);
|
|
if(!shader)
|
|
return nullptr;
|
|
|
|
shader->addShaderFromSourceCode(Shader::Vertex, glslMainWithTexCoordsVertexShader + glslPositionOnlyVertexShader);
|
|
if(!shader->addShaderFromSourceCode(Shader::Fragment, code)) {
|
|
g_logger.error(stdext::format("unable to load fragment shader '%s'", name));
|
|
return nullptr;
|
|
}
|
|
|
|
if(!shader->link()) {
|
|
g_logger.error(stdext::format("unable to link shader '%s'", name));
|
|
return nullptr;
|
|
}
|
|
|
|
m_shaders[name] = shader;
|
|
return shader;
|
|
}
|
|
|
|
PainterShaderProgramPtr ShaderManager::createItemShader(const std::string& name, const std::string& file)
|
|
{
|
|
PainterShaderProgramPtr shader = createFragmentShader(name, file);
|
|
if(shader)
|
|
setupItemShader(shader);
|
|
return shader;
|
|
}
|
|
|
|
void ShaderManager::setupItemShader(const PainterShaderProgramPtr& shader)
|
|
{
|
|
if(!shader)
|
|
return;
|
|
shader->bindUniformLocation(ITEM_ID_UNIFORM, "u_ItemId");
|
|
}
|
|
|
|
PainterShaderProgramPtr ShaderManager::getShader(const std::string& name)
|
|
{
|
|
auto it = m_shaders.find(name);
|
|
if(it != m_shaders.end())
|
|
return it->second;
|
|
return nullptr;
|
|
}
|