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OpenGL: add 8bit palette conversion shader for better performance - remove pixel buffer objects - temporary remove scaling filters (need to be replaced with shaders)

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This commit is contained in:
FunkyFr3sh 2018-05-09 05:09:57 +02:00
parent 5a2748f3d1
commit b053bc377e
8 changed files with 425 additions and 220 deletions
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64
inc/opengl.h Normal file
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#pragma once
#include <GL/gl.h>
#include <GL/glu.h>
#include "glext.h"
void OpenGL_Init();
BOOL OpenGL_ExtExists(char *ext);
GLuint OpenGL_BuildProgram(const GLchar **vertSource, const GLchar **fragSource);
// Program
extern PFNGLCREATEPROGRAMPROC glCreateProgram;
extern PFNGLDELETEPROGRAMPROC glDeleteProgram;
extern PFNGLUSEPROGRAMPROC glUseProgram;
extern PFNGLATTACHSHADERPROC glAttachShader;
extern PFNGLDETACHSHADERPROC glDetachShader;
extern PFNGLLINKPROGRAMPROC glLinkProgram;
extern PFNGLGETPROGRAMIVPROC glGetProgramiv;
extern PFNGLGETSHADERINFOLOGPROC glGetShaderInfoLog;
extern PFNGLGETUNIFORMLOCATIONPROC glGetUniformLocation;
extern PFNGLUNIFORM1IPROC glUniform1i;
extern PFNGLUNIFORM1IVPROC glUniform1iv;
extern PFNGLUNIFORM2IVPROC glUniform2iv;
extern PFNGLUNIFORM3IVPROC glUniform3iv;
extern PFNGLUNIFORM4IVPROC glUniform4iv;
extern PFNGLUNIFORM1FPROC glUniform1f;
extern PFNGLUNIFORM1FVPROC glUniform1fv;
extern PFNGLUNIFORM2FVPROC glUniform2fv;
extern PFNGLUNIFORM3FVPROC glUniform3fv;
extern PFNGLUNIFORM4FVPROC glUniform4fv;
extern PFNGLUNIFORMMATRIX4FVPROC glUniformMatrix4fv;
extern PFNGLGETATTRIBLOCATIONPROC glGetAttribLocation;
extern PFNGLVERTEXATTRIB1FPROC glVertexAttrib1f;
extern PFNGLVERTEXATTRIB1FVPROC glVertexAttrib1fv;
extern PFNGLVERTEXATTRIB2FVPROC glVertexAttrib2fv;
extern PFNGLVERTEXATTRIB3FVPROC glVertexAttrib3fv;
extern PFNGLVERTEXATTRIB4FVPROC glVertexAttrib4fv;
extern PFNGLENABLEVERTEXATTRIBARRAYPROC glEnableVertexAttribArray;
extern PFNGLDISABLEVERTEXATTRIBARRAYPROC glDisableVertexAttribArray;
extern PFNGLBINDATTRIBLOCATIONPROC glBindAttribLocation;
extern PFNGLGETACTIVEUNIFORMPROC glGetActiveUniform;
// Shader
extern PFNGLCREATESHADERPROC glCreateShader;
extern PFNGLDELETESHADERPROC glDeleteShader;
extern PFNGLSHADERSOURCEPROC glShaderSource;
extern PFNGLCOMPILESHADERPROC glCompileShader;
extern PFNGLGETSHADERIVPROC glGetShaderiv;
// VBO
extern PFNGLGENBUFFERSPROC glGenBuffers;
extern PFNGLBINDBUFFERPROC glBindBuffer;
extern PFNGLBUFFERDATAPROC glBufferData;
extern PFNGLVERTEXATTRIBPOINTERPROC glVertexAttribPointer;
extern PFNGLGENBUFFERSARBPROC glGenBuffersARB;
extern PFNGLBINDBUFFERARBPROC glBindBufferARB;
extern PFNGLBUFFERDATAARBPROC glBufferDataARB;
extern PFNGLDELETEBUFFERSARBPROC glDeleteBuffersARB;
extern PFNGLMAPBUFFERARBPROC glMapBufferARB;
extern PFNGLUNMAPBUFFERARBPROC glUnmapBufferARB;
extern PFNGLACTIVETEXTUREARBPROC glActiveTexture;
extern PFNGLCLIENTACTIVETEXTUREPROC glClientActiveTexture;
extern PFNGLMULTITEXCOORD2FPROC glMultiTexCoord2f;