Files
kraken/KREngine/KREngine/Classes/KRShader.h
kearwood 0594bc0953 Point lights now fully functional with deferred lighting
--HG--
extra : convert_revision : svn%3A7752d6cf-9f14-4ad2-affc-04f1e67b81a5/trunk%4054
2012-04-26 09:06:45 +00:00

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Objective-C

//
// KRShader.h
// KREngine
//
// Copyright 2012 Kearwood Gilbert. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those of the
// authors and should not be interpreted as representing official policies, either expressed
// or implied, of Kearwood Gilbert.
//
#import <stdint.h>
#import <vector>
#import <string>
#import "KREngine-common.h"
using std::vector;
#ifndef KRSHADER_H
#define KRSHADER_H
#import "KRShader.h"
#import "KRMat4.h"
#import "KRCamera.h"
class KRShader {
public:
KRShader(char *szKey, std::string options, std::string vertShaderSource, const std::string fragShaderSource);
~KRShader();
GLuint getProgram();
char *getKey();
#if TARGET_OS_IPHONE
void bind(KRCamera *pCamera, KRMat4 &matModelToView, KRMat4 &mvpMatrix, KRVector3 &cameraPosition, KRVector3 &lightDirection, KRMat4 *pShadowMatrices, GLuint *shadowDepthTextures, int cShadowBuffers, int gBufferPass);
#endif
enum {
KRENGINE_ATTRIB_VERTEX,
KRENGINE_ATTRIB_NORMAL,
KRENGINE_ATTRIB_TANGENT,
KRENGINE_ATTRIB_TEXUVA,
KRENGINE_ATTRIB_TEXUVB,
KRENGINE_NUM_ATTRIBUTES
};
enum {
KRENGINE_UNIFORM_MATERIAL_AMBIENT,
KRENGINE_UNIFORM_MATERIAL_DIFFUSE,
KRENGINE_UNIFORM_MATERIAL_SPECULAR,
KRENGINE_UNIFORM_MATERIAL_ALPHA,
KRENGINE_UNIFORM_MATERIAL_SHININESS,
KRENGINE_UNIFORM_LIGHT_POSITION,
KRENGINE_UNIFORM_LIGHT_POSITION_VIEW_SPACE,
KRENGINE_UNIFORM_LIGHT_DIRECTION,
KRENGINE_UNIFORM_LIGHT_DIRECTION_VIEW_SPACE,
KRENGINE_UNIFORM_LIGHT_COLOR,
KRENGINE_UNIFORM_LIGHT_DECAY_START,
KRENGINE_UNIFORM_LIGHT_CUTOFF,
KRENGINE_UNIFORM_LIGHT_INTENSITY,
KRENGINE_UNIFORM_MVP,
KRENGINE_UNIFORM_INVP,
KRENGINE_UNIFORM_MN2V,
KRENGINE_UNIFORM_M2V,
KRENGINE_UNIFORM_V2M,
KRENGINE_UNIFORM_CAMERAPOS,
KRENGINE_UNIFORM_VIEWPORT,
KRENGINE_UNIFORM_DIFFUSETEXTURE,
KRENGINE_UNIFORM_SPECULARTEXTURE,
KRENGINE_UNIFORM_NORMALTEXTURE,
KRENGINE_UNIFORM_DIFFUSETEXTURE_SCALE,
KRENGINE_UNIFORM_SPECULARTEXTURE_SCALE,
KRENGINE_UNIFORM_NORMALTEXTURE_SCALE,
KRENGINE_UNIFORM_AMBIENTTEXTURE_SCALE,
KRENGINE_UNIFORM_DIFFUSETEXTURE_OFFSET,
KRENGINE_UNIFORM_SPECULARTEXTURE_OFFSET,
KRENGINE_UNIFORM_NORMALTEXTURE_OFFSET,
KRENGINE_UNIFORM_AMBIENTTEXTURE_OFFSET,
KRENGINE_UNIFORM_SHADOWMVP1,
KRENGINE_UNIFORM_SHADOWMVP2,
KRENGINE_UNIFORM_SHADOWMVP3,
KRENGINE_UNIFORM_SHADOWTEXTURE1,
KRENGINE_UNIFORM_SHADOWTEXTURE2,
KRENGINE_UNIFORM_SHADOWTEXTURE3,
KRENGINE_UNIFORM_GBUFFER_FRAME,
KRENGINE_UNIFORM_GBUFFER_DEPTH,
KRENGINE_NUM_UNIFORMS
};
GLint m_uniforms[KRENGINE_NUM_UNIFORMS];
char m_szKey[128];
private:
GLuint m_iProgram;
};
#endif