Support for layered without depth stencil
This commit is contained in:
vlj
Vincent Lejeune
parent
aa1418050d
commit
2dba00c45a
File diff suppressed because it is too large
Load Diff
@ -1,229 +1,229 @@
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#ifndef GLWRAP_HEADER_H
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#define GLWRAP_HEADER_H
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#if defined(__APPLE__)
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# include <OpenGL/gl.h>
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# include <OpenGL/gl3.h>
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# define OGL32CTX
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# ifdef GL_ARB_instanced_arrays
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# define glVertexAttribDivisor glVertexAttribDivisorARB
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# endif
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# ifndef GL_TEXTURE_SWIZZLE_RGBA
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# define GL_TEXTURE_SWIZZLE_RGBA 0x8E46
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# endif
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#elif defined(ANDROID)
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# include <GLES/gl.h>
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#elif defined(WIN32)
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# define _WINSOCKAPI_
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// has to be included before gl.h because of WINGDIAPI and APIENTRY definitions
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# include <windows.h>
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# include <GL/gl.h>
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#else
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#define GL_GLEXT_PROTOTYPES
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#define DEBUG_OUTPUT_DECLARED
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# include <GL/gl.h>
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#endif
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#include <vector>
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#include "utils/log.hpp"
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// already includes glext.h, which defines useful GL constants.
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// COpenGLDriver has already loaded the extension GL functions we use (e.g glBeginQuery)
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#include "../../lib/irrlicht/source/Irrlicht/COpenGLDriver.h"
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#ifdef WIN32
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extern PFNGLGENTRANSFORMFEEDBACKSPROC glGenTransformFeedbacks;
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extern PFNGLBINDTRANSFORMFEEDBACKPROC glBindTransformFeedback;
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extern PFNGLDRAWTRANSFORMFEEDBACKPROC glDrawTransformFeedback;
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extern PFNGLBEGINTRANSFORMFEEDBACKPROC glBeginTransformFeedback;
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extern PFNGLENDTRANSFORMFEEDBACKPROC glEndTransformFeedback;
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extern PFNGLTRANSFORMFEEDBACKVARYINGSPROC glTransformFeedbackVaryings;
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extern PFNGLBINDBUFFERBASEPROC glBindBufferBase;
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extern PFNGLGENBUFFERSPROC glGenBuffers;
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extern PFNGLBINDBUFFERPROC glBindBuffer;
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extern PFNGLBUFFERDATAPROC glBufferData;
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extern PFNGLVERTEXATTRIBPOINTERPROC glVertexAttribPointer;
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extern PFNGLCREATESHADERPROC glCreateShader;
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extern PFNGLCOMPILESHADERPROC glCompileShader;
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extern PFNGLSHADERSOURCEPROC glShaderSource;
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extern PFNGLCREATEPROGRAMPROC glCreateProgram;
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extern PFNGLATTACHSHADERPROC glAttachShader;
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extern PFNGLLINKPROGRAMPROC glLinkProgram;
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extern PFNGLUSEPROGRAMPROC glUseProgram;
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extern PFNGLENABLEVERTEXATTRIBARRAYPROC glEnableVertexAttribArray;
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extern PFNGLDISABLEVERTEXATTRIBARRAYPROC glDisableVertexAttribArray;
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extern PFNGLGETUNIFORMLOCATIONPROC glGetUniformLocation;
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extern PFNGLUNIFORMMATRIX4FVPROC glUniformMatrix4fv;
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extern PFNGLUNIFORM1FPROC glUniform1f;
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extern PFNGLUNIFORM3FPROC glUniform3f;
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extern PFNGLUNIFORM1FVPROC glUniform1fv;
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extern PFNGLUNIFORM4FVPROC glUniform4fv;
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extern PFNGLDELETESHADERPROC glDeleteShader;
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extern PFNGLGETSHADERIVPROC glGetShaderiv;
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extern PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog;
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extern PFNGLACTIVETEXTUREPROC glActiveTexture;
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extern PFNGLUNIFORM2FPROC glUniform2f;
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extern PFNGLUNIFORM1IPROC glUniform1i;
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extern PFNGLUNIFORM3IPROC glUniform3i;
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extern PFNGLUNIFORM4IPROC glUniform4i;
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extern PFNGLGETPROGRAMIVPROC glGetProgramiv;
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extern PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
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extern PFNGLGETATTRIBLOCATIONPROC glGetAttribLocation;
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extern PFNGLBLENDEQUATIONPROC glBlendEquation;
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extern PFNGLVERTEXATTRIBDIVISORPROC glVertexAttribDivisor;
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extern PFNGLDRAWARRAYSINSTANCEDPROC glDrawArraysInstanced;
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extern PFNGLDRAWELEMENTSINSTANCEDPROC glDrawElementsInstanced;
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extern PFNGLDELETEBUFFERSPROC glDeleteBuffers;
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extern PFNGLGENVERTEXARRAYSPROC glGenVertexArrays;
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extern PFNGLBINDVERTEXARRAYPROC glBindVertexArray;
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extern PFNGLDELETEVERTEXARRAYSPROC glDeleteVertexArrays;
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extern PFNGLTEXBUFFERPROC glTexBuffer;
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extern PFNGLBUFFERSUBDATAPROC glBufferSubData;
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extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
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extern PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers;
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extern PFNGLDELETEFRAMEBUFFERSPROC glDeleteFramebuffers;
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extern PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer;
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extern PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D;
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extern PFNGLFRAMEBUFFERTEXTUREPROC glFramebufferTexture;
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extern PFNGLTEXIMAGE3DPROC glTexImage3D;
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extern PFNGLGENERATEMIPMAPPROC glGenerateMipmap;
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extern PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus;
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extern PFNGLTEXIMAGE2DMULTISAMPLEPROC glTexImage2DMultisample;
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extern PFNGLBLITFRAMEBUFFERPROC glBlitFramebuffer;
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extern PFNGLGETUNIFORMBLOCKINDEXPROC glGetUniformBlockIndex;
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extern PFNGLUNIFORMBLOCKBINDINGPROC glUniformBlockBinding;
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extern PFNGLBLENDCOLORPROC glBlendColor;
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extern PFNGLCOMPRESSEDTEXIMAGE2DPROC glCompressedTexImage2D;
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extern PFNGLGETCOMPRESSEDTEXIMAGEPROC glGetCompressedTexImage;
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#ifdef DEBUG
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extern PFNGLDEBUGMESSAGECALLBACKARBPROC glDebugMessageCallbackARB;
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#endif
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#endif
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void initGL();
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GLuint LoadTFBProgram(const char * vertex_file_path, const char **varyings, unsigned varyingscount);
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void setTexture(unsigned TextureUnit, GLuint TextureId, GLenum MagFilter, GLenum MinFilter, bool allowAF = false);
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GLuint LoadShader(const char * file, unsigned type);
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template<typename ... Types>
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void loadAndAttach(GLint ProgramID)
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{
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return;
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}
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template<typename ... Types>
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void loadAndAttach(GLint ProgramID, GLint ShaderType, const char *filepath, Types ... args)
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{
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GLint ShaderID = LoadShader(filepath, ShaderType);
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glAttachShader(ProgramID, ShaderID);
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glDeleteShader(ShaderID);
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loadAndAttach(ProgramID, args...);
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}
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template<typename ...Types>
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void printFileList()
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{
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return;
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}
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template<typename ...Types>
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void printFileList(GLint ShaderType, const char *filepath, Types ... args)
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{
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Log::error("GLWrapp", filepath);
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printFileList(args...);
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}
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template<typename ... Types>
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GLint LoadProgram(Types ... args)
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{
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GLint ProgramID = glCreateProgram();
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loadAndAttach(ProgramID, args...);
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glLinkProgram(ProgramID);
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GLint Result = GL_FALSE;
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int InfoLogLength;
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glGetProgramiv(ProgramID, GL_LINK_STATUS, &Result);
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if (Result == GL_FALSE) {
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Log::error("GLWrapp", "Error when linking these shaders :");
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printFileList(args...);
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glGetProgramiv(ProgramID, GL_INFO_LOG_LENGTH, &InfoLogLength);
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char *ErrorMessage = new char[InfoLogLength];
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glGetProgramInfoLog(ProgramID, InfoLogLength, NULL, ErrorMessage);
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Log::error("GLWrapp", ErrorMessage);
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delete[] ErrorMessage;
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}
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GLenum glErr = glGetError();
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if (glErr != GL_NO_ERROR)
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{
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Log::warn("IrrDriver", "GLWrap : OpenGL error %i\n", glErr);
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}
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return ProgramID;
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}
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class GPUTimer;
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class ScopedGPUTimer
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{
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public:
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ScopedGPUTimer(GPUTimer &);
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~ScopedGPUTimer();
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};
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class GPUTimer
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{
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friend class ScopedGPUTimer;
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GLuint query;
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bool initialised;
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public:
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GPUTimer();
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unsigned elapsedTimeus();
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};
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class FrameBuffer
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{
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private:
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GLuint fbo;
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std::vector<GLuint> RenderTargets;
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GLuint DepthTexture;
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size_t width, height;
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public:
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FrameBuffer();
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FrameBuffer(const std::vector <GLuint> &RTTs, size_t w, size_t h);
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FrameBuffer(const std::vector <GLuint> &RTTs, GLuint DS, size_t w, size_t h, bool layered = false);
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~FrameBuffer();
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void Bind();
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std::vector<GLuint> &getRTT() { return RenderTargets; }
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GLuint &getDepthTexture() { assert(DepthTexture); return DepthTexture; }
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size_t getWidth() const { return width; }
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size_t getHeight() const { return height; }
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static void Blit(const FrameBuffer &Src, FrameBuffer &Dst, GLbitfield mask = GL_COLOR_BUFFER_BIT, GLenum filter = GL_NEAREST);
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void BlitToDefault(size_t, size_t, size_t, size_t);
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};
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// core::rect<s32> needs these includes
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#include <rect.h>
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#include "utils/vec3.hpp"
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GLuint getTextureGLuint(irr::video::ITexture *tex);
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GLuint getDepthTexture(irr::video::ITexture *tex);
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void resetTextureTable();
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void compressTexture(irr::video::ITexture *tex, bool srgb, bool premul_alpha = false);
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bool loadCompressedTexture(const std::string& compressed_tex);
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void saveCompressedTexture(const std::string& compressed_tex);
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void draw3DLine(const core::vector3df& start,
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const core::vector3df& end, irr::video::SColor color);
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void draw2DImage(const irr::video::ITexture* texture, const irr::core::rect<s32>& destRect,
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const irr::core::rect<s32>& sourceRect, const irr::core::rect<s32>* clipRect,
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const irr::video::SColor &color, bool useAlphaChannelOfTexture);
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void draw2DImage(const irr::video::ITexture* texture, const irr::core::rect<s32>& destRect,
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const irr::core::rect<s32>& sourceRect, const irr::core::rect<s32>* clipRect,
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const irr::video::SColor* const colors, bool useAlphaChannelOfTexture);
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void GL32_draw2DRectangle(irr::video::SColor color, const irr::core::rect<s32>& position,
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const irr::core::rect<s32>* clip = 0);
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#endif
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#ifndef GLWRAP_HEADER_H
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#define GLWRAP_HEADER_H
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#if defined(__APPLE__)
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# include <OpenGL/gl.h>
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# include <OpenGL/gl3.h>
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# define OGL32CTX
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# ifdef GL_ARB_instanced_arrays
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# define glVertexAttribDivisor glVertexAttribDivisorARB
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# endif
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# ifndef GL_TEXTURE_SWIZZLE_RGBA
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# define GL_TEXTURE_SWIZZLE_RGBA 0x8E46
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# endif
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#elif defined(ANDROID)
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# include <GLES/gl.h>
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#elif defined(WIN32)
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# define _WINSOCKAPI_
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// has to be included before gl.h because of WINGDIAPI and APIENTRY definitions
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# include <windows.h>
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# include <GL/gl.h>
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#else
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#define GL_GLEXT_PROTOTYPES
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#define DEBUG_OUTPUT_DECLARED
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# include <GL/gl.h>
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#endif
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#include <vector>
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#include "utils/log.hpp"
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// already includes glext.h, which defines useful GL constants.
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// COpenGLDriver has already loaded the extension GL functions we use (e.g glBeginQuery)
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#include "../../lib/irrlicht/source/Irrlicht/COpenGLDriver.h"
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#ifdef WIN32
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extern PFNGLGENTRANSFORMFEEDBACKSPROC glGenTransformFeedbacks;
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extern PFNGLBINDTRANSFORMFEEDBACKPROC glBindTransformFeedback;
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extern PFNGLDRAWTRANSFORMFEEDBACKPROC glDrawTransformFeedback;
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extern PFNGLBEGINTRANSFORMFEEDBACKPROC glBeginTransformFeedback;
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extern PFNGLENDTRANSFORMFEEDBACKPROC glEndTransformFeedback;
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extern PFNGLTRANSFORMFEEDBACKVARYINGSPROC glTransformFeedbackVaryings;
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extern PFNGLBINDBUFFERBASEPROC glBindBufferBase;
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extern PFNGLGENBUFFERSPROC glGenBuffers;
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extern PFNGLBINDBUFFERPROC glBindBuffer;
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extern PFNGLBUFFERDATAPROC glBufferData;
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extern PFNGLVERTEXATTRIBPOINTERPROC glVertexAttribPointer;
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extern PFNGLCREATESHADERPROC glCreateShader;
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extern PFNGLCOMPILESHADERPROC glCompileShader;
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extern PFNGLSHADERSOURCEPROC glShaderSource;
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extern PFNGLCREATEPROGRAMPROC glCreateProgram;
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extern PFNGLATTACHSHADERPROC glAttachShader;
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extern PFNGLLINKPROGRAMPROC glLinkProgram;
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extern PFNGLUSEPROGRAMPROC glUseProgram;
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extern PFNGLENABLEVERTEXATTRIBARRAYPROC glEnableVertexAttribArray;
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extern PFNGLDISABLEVERTEXATTRIBARRAYPROC glDisableVertexAttribArray;
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extern PFNGLGETUNIFORMLOCATIONPROC glGetUniformLocation;
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extern PFNGLUNIFORMMATRIX4FVPROC glUniformMatrix4fv;
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extern PFNGLUNIFORM1FPROC glUniform1f;
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extern PFNGLUNIFORM3FPROC glUniform3f;
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extern PFNGLUNIFORM1FVPROC glUniform1fv;
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extern PFNGLUNIFORM4FVPROC glUniform4fv;
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extern PFNGLDELETESHADERPROC glDeleteShader;
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extern PFNGLGETSHADERIVPROC glGetShaderiv;
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extern PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog;
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extern PFNGLACTIVETEXTUREPROC glActiveTexture;
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extern PFNGLUNIFORM2FPROC glUniform2f;
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extern PFNGLUNIFORM1IPROC glUniform1i;
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extern PFNGLUNIFORM3IPROC glUniform3i;
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extern PFNGLUNIFORM4IPROC glUniform4i;
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extern PFNGLGETPROGRAMIVPROC glGetProgramiv;
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extern PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
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extern PFNGLGETATTRIBLOCATIONPROC glGetAttribLocation;
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extern PFNGLBLENDEQUATIONPROC glBlendEquation;
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extern PFNGLVERTEXATTRIBDIVISORPROC glVertexAttribDivisor;
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extern PFNGLDRAWARRAYSINSTANCEDPROC glDrawArraysInstanced;
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extern PFNGLDRAWELEMENTSINSTANCEDPROC glDrawElementsInstanced;
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extern PFNGLDELETEBUFFERSPROC glDeleteBuffers;
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extern PFNGLGENVERTEXARRAYSPROC glGenVertexArrays;
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extern PFNGLBINDVERTEXARRAYPROC glBindVertexArray;
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extern PFNGLDELETEVERTEXARRAYSPROC glDeleteVertexArrays;
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extern PFNGLTEXBUFFERPROC glTexBuffer;
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extern PFNGLBUFFERSUBDATAPROC glBufferSubData;
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extern PFNGLVERTEXATTRIBIPOINTERPROC glVertexAttribIPointer;
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extern PFNGLGENFRAMEBUFFERSPROC glGenFramebuffers;
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extern PFNGLDELETEFRAMEBUFFERSPROC glDeleteFramebuffers;
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extern PFNGLBINDFRAMEBUFFERPROC glBindFramebuffer;
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extern PFNGLFRAMEBUFFERTEXTURE2DPROC glFramebufferTexture2D;
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extern PFNGLFRAMEBUFFERTEXTUREPROC glFramebufferTexture;
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extern PFNGLTEXIMAGE3DPROC glTexImage3D;
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extern PFNGLGENERATEMIPMAPPROC glGenerateMipmap;
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extern PFNGLCHECKFRAMEBUFFERSTATUSPROC glCheckFramebufferStatus;
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extern PFNGLTEXIMAGE2DMULTISAMPLEPROC glTexImage2DMultisample;
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extern PFNGLBLITFRAMEBUFFERPROC glBlitFramebuffer;
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extern PFNGLGETUNIFORMBLOCKINDEXPROC glGetUniformBlockIndex;
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extern PFNGLUNIFORMBLOCKBINDINGPROC glUniformBlockBinding;
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extern PFNGLBLENDCOLORPROC glBlendColor;
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extern PFNGLCOMPRESSEDTEXIMAGE2DPROC glCompressedTexImage2D;
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extern PFNGLGETCOMPRESSEDTEXIMAGEPROC glGetCompressedTexImage;
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#ifdef DEBUG
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extern PFNGLDEBUGMESSAGECALLBACKARBPROC glDebugMessageCallbackARB;
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#endif
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#endif
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void initGL();
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GLuint LoadTFBProgram(const char * vertex_file_path, const char **varyings, unsigned varyingscount);
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void setTexture(unsigned TextureUnit, GLuint TextureId, GLenum MagFilter, GLenum MinFilter, bool allowAF = false);
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GLuint LoadShader(const char * file, unsigned type);
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template<typename ... Types>
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void loadAndAttach(GLint ProgramID)
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{
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return;
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}
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template<typename ... Types>
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void loadAndAttach(GLint ProgramID, GLint ShaderType, const char *filepath, Types ... args)
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{
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GLint ShaderID = LoadShader(filepath, ShaderType);
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glAttachShader(ProgramID, ShaderID);
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glDeleteShader(ShaderID);
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loadAndAttach(ProgramID, args...);
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}
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template<typename ...Types>
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void printFileList()
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{
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return;
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}
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template<typename ...Types>
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void printFileList(GLint ShaderType, const char *filepath, Types ... args)
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{
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Log::error("GLWrapp", filepath);
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printFileList(args...);
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}
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template<typename ... Types>
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GLint LoadProgram(Types ... args)
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{
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GLint ProgramID = glCreateProgram();
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loadAndAttach(ProgramID, args...);
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glLinkProgram(ProgramID);
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GLint Result = GL_FALSE;
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int InfoLogLength;
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glGetProgramiv(ProgramID, GL_LINK_STATUS, &Result);
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if (Result == GL_FALSE) {
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Log::error("GLWrapp", "Error when linking these shaders :");
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printFileList(args...);
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glGetProgramiv(ProgramID, GL_INFO_LOG_LENGTH, &InfoLogLength);
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char *ErrorMessage = new char[InfoLogLength];
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glGetProgramInfoLog(ProgramID, InfoLogLength, NULL, ErrorMessage);
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Log::error("GLWrapp", ErrorMessage);
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delete[] ErrorMessage;
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}
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GLenum glErr = glGetError();
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if (glErr != GL_NO_ERROR)
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{
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Log::warn("IrrDriver", "GLWrap : OpenGL error %i\n", glErr);
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}
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return ProgramID;
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}
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class GPUTimer;
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class ScopedGPUTimer
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{
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public:
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ScopedGPUTimer(GPUTimer &);
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~ScopedGPUTimer();
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};
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class GPUTimer
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{
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friend class ScopedGPUTimer;
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GLuint query;
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bool initialised;
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public:
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GPUTimer();
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unsigned elapsedTimeus();
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};
|
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|
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class FrameBuffer
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||||
{
|
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private:
|
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GLuint fbo;
|
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std::vector<GLuint> RenderTargets;
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GLuint DepthTexture;
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size_t width, height;
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public:
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FrameBuffer();
|
||||
FrameBuffer(const std::vector <GLuint> &RTTs, size_t w, size_t h, bool layered = false);
|
||||
FrameBuffer(const std::vector <GLuint> &RTTs, GLuint DS, size_t w, size_t h, bool layered = false);
|
||||
~FrameBuffer();
|
||||
void Bind();
|
||||
std::vector<GLuint> &getRTT() { return RenderTargets; }
|
||||
GLuint &getDepthTexture() { assert(DepthTexture); return DepthTexture; }
|
||||
size_t getWidth() const { return width; }
|
||||
size_t getHeight() const { return height; }
|
||||
static void Blit(const FrameBuffer &Src, FrameBuffer &Dst, GLbitfield mask = GL_COLOR_BUFFER_BIT, GLenum filter = GL_NEAREST);
|
||||
void BlitToDefault(size_t, size_t, size_t, size_t);
|
||||
};
|
||||
|
||||
// core::rect<s32> needs these includes
|
||||
#include <rect.h>
|
||||
#include "utils/vec3.hpp"
|
||||
|
||||
GLuint getTextureGLuint(irr::video::ITexture *tex);
|
||||
GLuint getDepthTexture(irr::video::ITexture *tex);
|
||||
void resetTextureTable();
|
||||
void compressTexture(irr::video::ITexture *tex, bool srgb, bool premul_alpha = false);
|
||||
bool loadCompressedTexture(const std::string& compressed_tex);
|
||||
void saveCompressedTexture(const std::string& compressed_tex);
|
||||
|
||||
void draw3DLine(const core::vector3df& start,
|
||||
const core::vector3df& end, irr::video::SColor color);
|
||||
|
||||
void draw2DImage(const irr::video::ITexture* texture, const irr::core::rect<s32>& destRect,
|
||||
const irr::core::rect<s32>& sourceRect, const irr::core::rect<s32>* clipRect,
|
||||
const irr::video::SColor &color, bool useAlphaChannelOfTexture);
|
||||
|
||||
void draw2DImage(const irr::video::ITexture* texture, const irr::core::rect<s32>& destRect,
|
||||
const irr::core::rect<s32>& sourceRect, const irr::core::rect<s32>* clipRect,
|
||||
const irr::video::SColor* const colors, bool useAlphaChannelOfTexture);
|
||||
|
||||
void GL32_draw2DRectangle(irr::video::SColor color, const irr::core::rect<s32>& position,
|
||||
const irr::core::rect<s32>* clip = 0);
|
||||
#endif
|
||||
|
||||
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Reference in New Issue
Block a user