108 lines
3.4 KiB
Objective-C
108 lines
3.4 KiB
Objective-C
//
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// KREngine.h
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// gldemo
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//
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// Created by Kearwood Gilbert on 10-09-16.
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// Copyright (c) 2010 Kearwood Software. All rights reserved.
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//
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#import <OpenGLES/ES2/gl.h>
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#import <OpenGLES/ES2/glext.h>
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// #import "KRTextureManager.h"
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#import <map>
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#import "KRMat4.h"
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#import "KRVector3.h"
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#import "KRModel.h"
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#import "KRScene.h"
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#import "KRTextureManager.h"
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#import "KRMaterialManager.h"
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#import "KRShaderManager.h"
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#import "KRModelManager.h"
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#import "KRCamera.h"
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typedef enum KREngineParameterType {KRENGINE_PARAMETER_INT, KRENGINE_PARAMETER_FLOAT, KRENGINE_PARAMETER_BOOL} KREngineParameterType;
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#define KRENGINE_MAX_SHADOW_BUFFERS 3
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#define KRENGINE_SHADOW_MAP_WIDTH 2048
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#define KRENGINE_SHADOW_MAP_HEIGHT 2048
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@interface KREngine : NSObject
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{
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@private
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GLint backingWidth, backingHeight;
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GLuint compositeFramebuffer, compositeDepthTexture, compositeColorTexture;
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int m_cShadowBuffers;
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GLuint shadowFramebuffer[KRENGINE_MAX_SHADOW_BUFFERS], shadowDepthTexture[KRENGINE_MAX_SHADOW_BUFFERS];
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bool shadowValid[KRENGINE_MAX_SHADOW_BUFFERS];
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KRMat4 shadowmvpmatrix[KRENGINE_MAX_SHADOW_BUFFERS]; /* MVP Matrix for view from light source */
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// uniform index
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enum {
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KRENGINE_UNIFORM_MATERIAL_AMBIENT,
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KRENGINE_UNIFORM_MATERIAL_DIFFUSE,
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KRENGINE_UNIFORM_MATERIAL_SPECULAR,
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KRENGINE_UNIFORM_MVP,
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KRENGINE_UNIFORM_SHADOWMVP1,
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KRENGINE_UNIFORM_SHADOWMVP2,
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KRENGINE_UNIFORM_SHADOWMVP3,
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KRENGINE_UNIFORM_LIGHTDIRECTION,
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KRENGINE_UNIFORM_CAMERAPOS,
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KRENGINE_NUM_UNIFORMS
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};
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GLint m_shadowUniforms[KRENGINE_NUM_UNIFORMS];
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GLuint m_postShaderProgram;
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GLuint m_shadowShaderProgram;
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KRTextureManager *m_pTextureManager;
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KRMaterialManager *m_pMaterialManager;
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KRShaderManager *m_pShaderManager;
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KRModelManager *m_pModelManager;
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int m_iFrame;
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double sun_pitch, sun_yaw;
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KRCamera m_camera;
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NSString *debug_text;
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}
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- (id)initForWidth: (GLuint)width Height: (GLuint)height;
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- (BOOL)loadVertexShader:(NSString *)vertexShaderName fragmentShader:(NSString *)fragmentShaderName forProgram:(GLuint *)programPointer withOptions:(NSString *)options;
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- (BOOL)loadResource:(NSString *)path;
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- (void)renderShadowBufferNumber: (int)iShadow ForScene: (KRScene *)pScene;
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- (void)renderScene: (KRScene *)pScene WithViewMatrix: (KRMat4)viewMatrix LightDirection: (Vector3)lightDirection CameraPosition: (Vector3)cameraPosition;
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- (KRModelManager *)getModelManager;
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- (void)invalidateShadowBuffers;
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- (void)allocateShadowBuffers;
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- (void)invalidatePostShader;
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- (void)bindPostShader;
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// Parameter enumeration interface
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-(int)getParameterCount;
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-(NSString *)getParameterNameWithIndex: (int)i;
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-(NSString *)getParameterLabelWithIndex: (int)i;
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-(KREngineParameterType)getParameterTypeWithIndex: (int)i;
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-(double)getParameterMinWithIndex: (int)i;
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-(double)getParameterMaxWithIndex: (int)i;
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-(double)getParameterValueWithIndex: (int)i;
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-(void)setParameterValueWithIndex: (int)i Value: (double)v;
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-(void)setParameterValueWithName: (NSString *)name Value: (double)v;
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- (void)renderScene: (KRScene *)pScene WithViewMatrix: (KRMat4)viewMatrix;
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- (void)renderScene: (KRScene *)pScene WithPosition: (Vector3)position Yaw: (GLfloat)yaw Pitch: (GLfloat)pitch Roll: (GLfloat)roll;
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- (void)setNearZ: (double)dNearZ;
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- (void)setFarZ: (double)dFarZ;
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- (void)setAspect: (double)dAspect;
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- (void)setDebugText: (NSString *)text;
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@end
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