415 lines
24 KiB
C
415 lines
24 KiB
C
/** Idea and structure from James Canete's opengl2 renderer but the code is
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based on OpenArena 0.8.8's sdl_glimp.c changes. */
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// tr_extensions.c - extensions needed by the renderer not in sdl_glimp.c
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#ifdef USE_LOCAL_HEADERS
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# include "SDL.h"
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#else
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# include <SDL.h>
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#endif
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#include "tr_local.h"
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#ifdef _WIN32
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BOOL ( WINAPI * qwglGetDeviceGammaRamp3DFX)( HDC, LPVOID ); // leilei - 3dfx gamma fix
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BOOL ( WINAPI * qwglSetDeviceGammaRamp3DFX)( HDC, LPVOID );
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#endif
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// GL_ARB_shader_objects
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GLvoid (APIENTRYP qglDeleteObjectARB) (GLhandleARB obj);
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GLhandleARB (APIENTRYP qglGetHandleARB) (GLenum pname);
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GLvoid (APIENTRYP qglDetachObjectARB) (GLhandleARB containerObj, GLhandleARB attachedObj);
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GLhandleARB (APIENTRYP qglCreateShaderObjectARB) (GLenum shaderType);
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GLvoid (APIENTRYP qglShaderSourceARB) (GLhandleARB shaderObj, GLsizei count, const GLcharARB **string,
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const GLint *length);
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GLvoid (APIENTRYP qglCompileShaderARB) (GLhandleARB shaderObj);
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GLhandleARB (APIENTRYP qglCreateProgramObjectARB) (void);
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GLvoid (APIENTRYP qglAttachObjectARB) (GLhandleARB containerObj, GLhandleARB obj);
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GLvoid (APIENTRYP qglLinkProgramARB) (GLhandleARB programObj);
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GLvoid (APIENTRYP qglUseProgramObjectARB) (GLhandleARB programObj);
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GLvoid (APIENTRYP qglValidateProgramARB) (GLhandleARB programObj);
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GLvoid (APIENTRYP qglUniform1fARB) (GLint location, GLfloat v0);
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GLvoid (APIENTRYP qglUniform2fARB) (GLint location, GLfloat v0, GLfloat v1);
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GLvoid (APIENTRYP qglUniform3fARB) (GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
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GLvoid (APIENTRYP qglUniform4fARB) (GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
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GLvoid (APIENTRYP qglUniform1iARB) (GLint location, GLint v0);
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GLvoid (APIENTRYP qglUniform2iARB) (GLint location, GLint v0, GLint v1);
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GLvoid (APIENTRYP qglUniform3iARB) (GLint location, GLint v0, GLint v1, GLint v2);
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GLvoid (APIENTRYP qglUniform4iARB) (GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
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GLvoid (APIENTRYP qglUniform1fvARB) (GLint location, GLsizei count, const GLfloat *value);
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GLvoid (APIENTRYP qglUniform2fvARB) (GLint location, GLsizei count, const GLfloat *value);
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GLvoid (APIENTRYP qglUniform3fvARB) (GLint location, GLsizei count, const GLfloat *value);
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GLvoid (APIENTRYP qglUniform4fvARB) (GLint location, GLsizei count, const GLfloat *value);
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GLvoid (APIENTRYP qglUniform1ivARB) (GLint location, GLsizei count, const GLint *value);
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GLvoid (APIENTRYP qglUniform2ivARB) (GLint location, GLsizei count, const GLint *value);
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GLvoid (APIENTRYP qglUniform3ivARB) (GLint location, GLsizei count, const GLint *value);
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GLvoid (APIENTRYP qglUniform4ivARB) (GLint location, GLsizei count, const GLint *value);
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GLvoid (APIENTRYP qglUniformMatrix2fvARB) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
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GLvoid (APIENTRYP qglUniformMatrix3fvARB) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
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GLvoid (APIENTRYP qglUniformMatrix4fvARB) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
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GLvoid (APIENTRYP qglGetObjectParameterfvARB) (GLhandleARB obj, GLenum pname, GLfloat *params);
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GLvoid (APIENTRYP qglGetObjectParameterivARB) (GLhandleARB obj, GLenum pname, GLint *params);
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GLvoid (APIENTRYP qglGetInfoLogARB) (GLhandleARB obj, GLsizei maxLength, GLsizei *length, GLcharARB *infoLog);
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GLvoid (APIENTRYP qglGetAttachedObjectsARB) (GLhandleARB containerObj, GLsizei maxCount, GLsizei *count,
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GLhandleARB *obj);
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GLint(APIENTRYP qglGetUniformLocationARB) (GLhandleARB programObj, const GLcharARB * name);
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GLvoid (APIENTRYP qglGetActiveUniformARB) (GLhandleARB programObj, GLuint index, GLsizei maxLength,
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GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
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GLvoid (APIENTRYP qglGetUniformfvARB) (GLhandleARB programObj, GLint location, GLfloat *params);
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GLvoid (APIENTRYP qglGetUniformivARB) (GLhandleARB programObj, GLint location, GLint *params);
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GLvoid (APIENTRYP qglGetShaderSourceARB) (GLhandleARB obj, GLsizei maxLength, GLsizei *length,
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GLcharARB *source);
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GLvoid (APIENTRYP qglVertexAttrib1fARB) (GLuint index, GLfloat v0);
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GLvoid (APIENTRYP qglVertexAttrib1sARB) (GLuint index, GLshort v0);
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GLvoid (APIENTRYP qglVertexAttrib1dARB) (GLuint index, GLdouble v0);
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GLvoid (APIENTRYP qglVertexAttrib2fARB) (GLuint index, GLfloat v0, GLfloat v1);
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GLvoid (APIENTRYP qglVertexAttrib2sARB) (GLuint index, GLshort v0, GLshort v1);
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GLvoid (APIENTRYP qglVertexAttrib2dARB) (GLuint index, GLdouble v0, GLdouble v1);
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GLvoid (APIENTRYP qglVertexAttrib3fARB) (GLuint index, GLfloat v0, GLfloat v1, GLfloat v2);
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GLvoid (APIENTRYP qglVertexAttrib3sARB) (GLuint index, GLshort v0, GLshort v1, GLshort v2);
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GLvoid (APIENTRYP qglVertexAttrib3dARB) (GLuint index, GLdouble v0, GLdouble v1, GLdouble v2);
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GLvoid (APIENTRYP qglVertexAttrib4fARB) (GLuint index, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
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GLvoid (APIENTRYP qglVertexAttrib4sARB) (GLuint index, GLshort v0, GLshort v1, GLshort v2, GLshort v3);
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GLvoid (APIENTRYP qglVertexAttrib4dARB) (GLuint index, GLdouble v0, GLdouble v1, GLdouble v2, GLdouble v3);
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GLvoid (APIENTRYP qglVertexAttrib4NubARB) (GLuint index, GLubyte x, GLubyte y, GLubyte z, GLubyte w);
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GLvoid (APIENTRYP qglVertexAttrib1fvARB) (GLuint index, GLfloat *v);
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GLvoid (APIENTRYP qglVertexAttrib1svARB) (GLuint index, GLshort *v);
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GLvoid (APIENTRYP qglVertexAttrib1dvARB) (GLuint index, GLdouble *v);
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GLvoid (APIENTRYP qglVertexAttrib2fvARB) (GLuint index, GLfloat *v);
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GLvoid (APIENTRYP qglVertexAttrib2svARB) (GLuint index, GLshort *v);
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GLvoid (APIENTRYP qglVertexAttrib2dvARB) (GLuint index, GLdouble *v);
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GLvoid (APIENTRYP qglVertexAttrib3fvARB) (GLuint index, GLfloat *v);
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GLvoid (APIENTRYP qglVertexAttrib3svARB) (GLuint index, GLshort *v);
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GLvoid (APIENTRYP qglVertexAttrib3dvARB) (GLuint index, GLdouble *v);
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GLvoid (APIENTRYP qglVertexAttrib4fvARB) (GLuint index, const GLfloat *v);
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GLvoid (APIENTRYP qglVertexAttrib4svARB) (GLuint index, GLshort *v);
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GLvoid (APIENTRYP qglVertexAttrib4dvARB) (GLuint index, GLdouble *v);
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GLvoid (APIENTRYP qglVertexAttrib4ivARB) (GLuint index, GLint *v);
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GLvoid (APIENTRYP qglVertexAttrib4bvARB) (GLuint index, GLbyte *v);
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GLvoid (APIENTRYP qglVertexAttrib4ubvARB) (GLuint index, GLubyte *v);
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GLvoid (APIENTRYP qglVertexAttrib4usvARB) (GLuint index, GLushort *v);
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GLvoid (APIENTRYP qglVertexAttrib4uivARB) (GLuint index, GLuint *v);
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GLvoid (APIENTRYP qglVertexAttrib4NbvARB) (GLuint index, const GLbyte *v);
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GLvoid (APIENTRYP qglVertexAttrib4NsvARB) (GLuint index, const GLshort *v);
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GLvoid (APIENTRYP qglVertexAttrib4NivARB) (GLuint index, const GLint *v);
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GLvoid (APIENTRYP qglVertexAttrib4NubvARB) (GLuint index, const GLubyte *v);
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GLvoid (APIENTRYP qglVertexAttrib4NusvARB) (GLuint index, const GLushort *v);
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GLvoid (APIENTRYP qglVertexAttrib4NuivARB) (GLuint index, const GLuint *v);
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GLvoid (APIENTRYP qglVertexAttribPointerARB) (GLuint index, GLint size, GLenum type, GLboolean normalized,
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GLsizei stride, const GLvoid *pointer);
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GLvoid (APIENTRYP qglEnableVertexAttribArrayARB) (GLuint index);
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GLvoid (APIENTRYP qglDisableVertexAttribArrayARB) (GLuint index);
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GLvoid (APIENTRYP qglBindAttribLocationARB) (GLhandleARB programObj, GLuint index, const GLcharARB *name);
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GLvoid (APIENTRYP qglGetActiveAttribARB) (GLhandleARB programObj, GLuint index, GLsizei maxLength,
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GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
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GLint(APIENTRYP qglGetAttribLocationARB) (GLhandleARB programObj, const GLcharARB * name);
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GLvoid (APIENTRYP qglGetVertexAttribdvARB) (GLuint index, GLenum pname, GLdouble *params);
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GLvoid (APIENTRYP qglGetVertexAttribfvARB) (GLuint index, GLenum pname, GLfloat *params);
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GLvoid (APIENTRYP qglGetVertexAttribivARB) (GLuint index, GLenum pname, GLint *params);
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GLvoid (APIENTRYP qglGetVertexAttribPointervARB) (GLuint index, GLenum pname, GLvoid **pointer);
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// leilei - paletted texture
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GLvoid (APIENTRYP qglColorTableEXT)( GLint, GLint, GLint, GLint, GLint, const GLvoid *);
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GLvoid (APIENTRYP qglColorTableSGI)( GLint, GLint, GLint, GLint, GLint, const GLvoid *);
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/*
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typedef enum {
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GLHW_GENERIC, // where everthing works the way it should
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GLHW_3DFX_2D3D, // Voodoo Banshee or Voodoo3, relevant since if this is
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// the hardware type then there can NOT exist a secondary
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// display adapter
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GLHW_RIVA128, // where you can't interpolate alpha
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GLHW_RAGEPRO, // where you can't modulate alpha on alpha textures
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GLHW_PERMEDIA2 // where you don't have src*dst
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} glHardwareType2_t;
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*/
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int softwaremode; // leilei - detect for software mode
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int voodootype; // leilei - detect for voodoo revision
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/** From renderer_opengl2 (v28) */
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static qboolean GLimp_HaveExtension(const char *ext)
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{
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const char *ptr = Q_stristr( glConfig.extensions_string, ext );
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if (ptr == NULL)
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return qfalse;
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ptr += strlen(ext);
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return ((*ptr == ' ') || (*ptr == '\0')); // verify it's complete string.
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}
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void GLimp_InitExtraExtensions()
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{
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vertexShaders = qfalse;
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#ifdef GLSL_BACKEND
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if ( GLimp_HaveExtension( "GL_ARB_shader_objects" )
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&& GLimp_HaveExtension( "GL_ARB_fragment_shader" )
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&& GLimp_HaveExtension( "GL_ARB_vertex_shader" )
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&& GLimp_HaveExtension( "GL_ARB_shading_language_100" ) )
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{
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if ( r_ext_vertex_shader->integer ) {
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ri.Printf( PRINT_ALL, "...using GL_ARB_vertex_shader\n" );
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qglDeleteObjectARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glDeleteObjectARB");
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qglGetHandleARB = (GLhandleARB (APIENTRYP)(GLenum)) SDL_GL_GetProcAddress("glGetHandleARB");
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qglDetachObjectARB = (GLvoid (APIENTRYP)(GLhandleARB, GLhandleARB)) SDL_GL_GetProcAddress("glDetachObjectARB");
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qglCreateShaderObjectARB = (GLhandleARB (APIENTRYP)(GLenum)) SDL_GL_GetProcAddress("glCreateShaderObjectARB");
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qglShaderSourceARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, const GLcharARB **,
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const GLint *)) SDL_GL_GetProcAddress("glShaderSourceARB");
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qglCompileShaderARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glCompileShaderARB");
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qglCreateProgramObjectARB = (GLhandleARB (APIENTRYP)(void)) SDL_GL_GetProcAddress("glCreateProgramObjectARB");
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qglAttachObjectARB = (GLvoid (APIENTRYP)(GLhandleARB, GLhandleARB)) SDL_GL_GetProcAddress("glAttachObjectARB");
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qglLinkProgramARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glLinkProgramARB");
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qglUseProgramObjectARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glUseProgramObjectARB");
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qglValidateProgramARB = (GLvoid (APIENTRYP)(GLhandleARB)) SDL_GL_GetProcAddress("glValidateProgramARB");
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qglUniform1fARB = (GLvoid (APIENTRYP)(GLint, GLfloat)) SDL_GL_GetProcAddress("glUniform1fARB");
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qglUniform2fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform2fARB");
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qglUniform3fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform3fARB");
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qglUniform4fARB = (GLvoid (APIENTRYP)(GLint, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glUniform4fARB");
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qglUniform1iARB = (GLvoid (APIENTRYP)(GLint, GLint)) SDL_GL_GetProcAddress("glUniform1iARB");
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qglUniform2iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform2iARB");
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qglUniform3iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform3iARB");
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qglUniform4iARB = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint, GLint)) SDL_GL_GetProcAddress("glUniform4iARB");
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qglUniform1fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform1fvARB");
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qglUniform2fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform2fvARB");
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qglUniform3fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform3fvARB");
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qglUniform4fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLfloat *)) SDL_GL_GetProcAddress("glUniform4fvARB");
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qglUniform1ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform1ivARB");
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qglUniform2ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform2ivARB");
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qglUniform3ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform3ivARB");
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qglUniform4ivARB = (GLvoid (APIENTRYP)(GLint, GLsizei, const GLint *)) SDL_GL_GetProcAddress("glUniform4ivARB");
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qglUniformMatrix2fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix2fvARB");
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qglUniformMatrix3fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix3fvARB");
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qglUniformMatrix4fvARB = (GLvoid (APIENTRYP)(GLint, GLsizei, GLboolean, const GLfloat *)) SDL_GL_GetProcAddress("glUniformMatrix4fvARB");
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qglGetObjectParameterfvARB = (GLvoid (APIENTRYP)(GLhandleARB, GLenum, GLfloat *)) SDL_GL_GetProcAddress("glGetObjectParameterfvARB");
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qglGetObjectParameterivARB = (GLvoid (APIENTRYP)(GLhandleARB, GLenum, GLint *)) SDL_GL_GetProcAddress("glGetObjectParameterivARB");
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qglGetInfoLogARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLcharARB *)) SDL_GL_GetProcAddress("glGetInfoLogARB");
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qglGetAttachedObjectsARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLhandleARB *)) SDL_GL_GetProcAddress("glGetAttachedObjectsARB");
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qglGetUniformLocationARB = (GLint (APIENTRYP)(GLhandleARB, const GLcharARB *)) SDL_GL_GetProcAddress("glGetUniformLocationARB");
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qglGetActiveUniformARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *)) SDL_GL_GetProcAddress("glGetActiveUniformARB");
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qglGetUniformfvARB = (GLvoid (APIENTRYP)(GLhandleARB, GLint, GLfloat *)) SDL_GL_GetProcAddress("glGetUniformfvARB");
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qglGetUniformivARB = (GLvoid (APIENTRYP)(GLhandleARB, GLint, GLint *)) SDL_GL_GetProcAddress("glGetUniformivARB");
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qglGetShaderSourceARB = (GLvoid (APIENTRYP)(GLhandleARB, GLsizei, GLsizei *, GLcharARB *)) SDL_GL_GetProcAddress("glGetShaderSourceARB");
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qglVertexAttrib1fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib1fARB");
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qglVertexAttrib1sARB = (GLvoid (APIENTRYP)(GLuint, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib1sARB");
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qglVertexAttrib1dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib1dARB");
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qglVertexAttrib2fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib2fARB");
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qglVertexAttrib2sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib2sARB");
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qglVertexAttrib2dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib2dARB");
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qglVertexAttrib3fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib3fARB");
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qglVertexAttrib3sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib3sARB");
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qglVertexAttrib3dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib3dARB");
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qglVertexAttrib4fARB = (GLvoid (APIENTRYP)(GLuint, GLfloat, GLfloat, GLfloat, GLfloat)) SDL_GL_GetProcAddress("glVertexAttrib4fARB");
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qglVertexAttrib4sARB = (GLvoid (APIENTRYP)(GLuint, GLshort, GLshort, GLshort, GLshort)) SDL_GL_GetProcAddress("glVertexAttrib4sARB");
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qglVertexAttrib4dARB = (GLvoid (APIENTRYP)(GLuint, GLdouble, GLdouble, GLdouble, GLdouble)) SDL_GL_GetProcAddress("glVertexAttrib4dARB");
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qglVertexAttrib4NubARB = (GLvoid (APIENTRYP)(GLuint, GLubyte, GLubyte, GLubyte, GLubyte)) SDL_GL_GetProcAddress("glVertexAttrib4NubARB");
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qglVertexAttrib1fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib1fvARB");
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qglVertexAttrib1svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib1svARB");
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qglVertexAttrib1dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib1dvARB");
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qglVertexAttrib2fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib2fvARB");
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qglVertexAttrib2svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib2svARB");
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qglVertexAttrib2dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib2dvARB");
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qglVertexAttrib3fvARB = (GLvoid (APIENTRYP)(GLuint, GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib3fvARB");
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qglVertexAttrib3svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib3svARB");
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qglVertexAttrib3dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib3dvARB");
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qglVertexAttrib4fvARB = (GLvoid (APIENTRYP)(GLuint, const GLfloat *)) SDL_GL_GetProcAddress("glVertexAttrib4fvARB");
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qglVertexAttrib4svARB = (GLvoid (APIENTRYP)(GLuint, GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib4svARB");
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qglVertexAttrib4dvARB = (GLvoid (APIENTRYP)(GLuint, GLdouble *)) SDL_GL_GetProcAddress("glVertexAttrib4dvARB");
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qglVertexAttrib4ivARB = (GLvoid (APIENTRYP)(GLuint, GLint *)) SDL_GL_GetProcAddress("glVertexAttrib4ivARB");
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qglVertexAttrib4bvARB = (GLvoid (APIENTRYP)(GLuint, GLbyte *)) SDL_GL_GetProcAddress("glVertexAttrib4bvARB");
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qglVertexAttrib4ubvARB = (GLvoid (APIENTRYP)(GLuint, GLubyte *)) SDL_GL_GetProcAddress("glVertexAttrib4ubvARB");
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qglVertexAttrib4usvARB = (GLvoid (APIENTRYP)(GLuint, GLushort *)) SDL_GL_GetProcAddress("glVertexAttrib4usvARB");
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qglVertexAttrib4uivARB = (GLvoid (APIENTRYP)(GLuint, GLuint *)) SDL_GL_GetProcAddress("glVertexAttrib4uivARB");
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qglVertexAttrib4NbvARB = (GLvoid (APIENTRYP)(GLuint, const GLbyte *)) SDL_GL_GetProcAddress("glVertexAttrib4NbvARB");
|
|
qglVertexAttrib4NsvARB = (GLvoid (APIENTRYP)(GLuint, const GLshort *)) SDL_GL_GetProcAddress("glVertexAttrib4NsvARB");
|
|
qglVertexAttrib4NivARB = (GLvoid (APIENTRYP)(GLuint, const GLint *)) SDL_GL_GetProcAddress("glVertexAttrib4NivARB");
|
|
qglVertexAttrib4NubvARB = (GLvoid (APIENTRYP)(GLuint, const GLubyte *)) SDL_GL_GetProcAddress("glVertexAttrib4NubvARB");
|
|
qglVertexAttrib4NusvARB = (GLvoid (APIENTRYP)(GLuint, const GLushort *)) SDL_GL_GetProcAddress("glVertexAttrib4NusvARB");
|
|
qglVertexAttrib4NuivARB = (GLvoid (APIENTRYP)(GLuint, const GLuint *)) SDL_GL_GetProcAddress("glVertexAttrib4NuivARB");
|
|
qglVertexAttribPointerARB = (GLvoid (APIENTRYP)(GLuint, GLint, GLenum, GLboolean, GLsizei, const GLvoid *)) SDL_GL_GetProcAddress("glVertexAttribPointerARB");
|
|
qglEnableVertexAttribArrayARB = (GLvoid (APIENTRYP)(GLuint)) SDL_GL_GetProcAddress("glEnableVertexAttribArrayARB");
|
|
qglDisableVertexAttribArrayARB = (GLvoid (APIENTRYP)(GLuint)) SDL_GL_GetProcAddress("glDisableVertexAttribArrayARB");
|
|
qglBindAttribLocationARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, const GLcharARB *)) SDL_GL_GetProcAddress("glBindAttribLocationARB");
|
|
qglGetActiveAttribARB = (GLvoid (APIENTRYP)(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *, GLenum *, GLcharARB *)) SDL_GL_GetProcAddress("glGetActiveAttribARB");
|
|
qglGetAttribLocationARB = (GLint (APIENTRYP)(GLhandleARB, const GLcharARB *)) SDL_GL_GetProcAddress("glGetAttribLocationARB");
|
|
qglGetVertexAttribdvARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLdouble *)) SDL_GL_GetProcAddress("glGetVertexAttribdvARB");
|
|
qglGetVertexAttribfvARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLfloat *)) SDL_GL_GetProcAddress("glGetVertexAttribfvARB");
|
|
qglGetVertexAttribivARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLint *)) SDL_GL_GetProcAddress("glGetVertexAAttribivARB");
|
|
qglGetVertexAttribPointervARB = (GLvoid (APIENTRYP)(GLuint, GLenum, GLvoid **)) SDL_GL_GetProcAddress("glGetVertexAttribPointervARB");
|
|
vertexShaders = qtrue;
|
|
}
|
|
else
|
|
{
|
|
ri.Printf( PRINT_ALL, "...ignoring GL_ARB_vertex_shader\n" );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ri.Printf( PRINT_ALL, "...GL_ARB_vertex_shader not found\n" );
|
|
}
|
|
#endif
|
|
// leilei - paletted texturing
|
|
palettedTextureSupport = qfalse;
|
|
if ( GLimp_HaveExtension( "GL_EXT_paletted_texture" ) )
|
|
{
|
|
if ( r_ext_paletted_texture->integer ) {
|
|
qglColorTableEXT = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint, GLint, const GLvoid *)) SDL_GL_GetProcAddress("glColorTableEXT");
|
|
// SGI
|
|
|
|
qglColorTableSGI = (GLvoid (APIENTRYP)(GLint, GLint, GLint, GLint, GLint, const GLvoid *)) SDL_GL_GetProcAddress("glColorTableSGI");
|
|
{
|
|
ri.Printf( PRINT_ALL, "...using GL_EXT_paletted_texture\n");
|
|
palettedTextureSupport = qtrue;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ri.Printf( PRINT_ALL, "...ignoring GL_EXT_paletted_texture\n" );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ri.Printf( PRINT_ALL, "...GL_EXT_paletted_texture not found\n" );
|
|
}
|
|
|
|
#ifdef _WIN32
|
|
// leilei - 3dfx gamma
|
|
// WGL_3DFX_gamma_control
|
|
qwglGetDeviceGammaRamp3DFX = NULL;
|
|
qwglSetDeviceGammaRamp3DFX = NULL;
|
|
|
|
if ( strstr( glConfig.extensions_string, "WGL_3DFX_gamma_control" ) )
|
|
{
|
|
if ( !r_ignorehwgamma->integer && r_ext_gamma_control->integer )
|
|
{
|
|
qwglGetDeviceGammaRamp3DFX = ( BOOL ( WINAPI * )( HDC, LPVOID ) ) SDL_GL_GetProcAddress( "wglGetDeviceGammaRamp3DFX" );
|
|
qwglSetDeviceGammaRamp3DFX = ( BOOL ( WINAPI * )( HDC, LPVOID ) ) SDL_GL_GetProcAddress( "wglSetDeviceGammaRamp3DFX" );
|
|
|
|
if ( qwglGetDeviceGammaRamp3DFX && qwglSetDeviceGammaRamp3DFX )
|
|
{
|
|
ri.Printf( PRINT_ALL, "...using WGL_3DFX_gamma_control\n" );
|
|
}
|
|
else
|
|
{
|
|
qwglGetDeviceGammaRamp3DFX = NULL;
|
|
qwglSetDeviceGammaRamp3DFX = NULL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ri.Printf( PRINT_ALL, "...ignoring WGL_3DFX_gamma_control\n" );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ri.Printf( PRINT_ALL, "...WGL_3DFX_gamma_control not found\n" );
|
|
}
|
|
#endif
|
|
|
|
// XXX This is likely too late to check the com_abnormalExit cvar
|
|
if( ri.Cvar_VariableIntegerValue( "com_abnormalExit" ) )
|
|
{
|
|
ri.Cvar_Set( "r_postprocess", "none");
|
|
ri.Cvar_Set( "r_ext_vertex_shader", "0");
|
|
ri.Cvar_Set( "r_leifx", "0"); // leilei FIXME - q3 cinematics crash leifx modes
|
|
}
|
|
|
|
|
|
// Vendor-specific graphics fixes because we need it for these cards
|
|
char buf[1024];
|
|
|
|
// get our config strings
|
|
Q_strncpyz( glConfig.vendor_string, (char *) qglGetString (GL_VENDOR), sizeof( glConfig.vendor_string ) );
|
|
Q_strncpyz( glConfig.renderer_string, (char *) qglGetString (GL_RENDERER), sizeof( glConfig.renderer_string ) );
|
|
if (*glConfig.renderer_string && glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] == '\n')
|
|
glConfig.renderer_string[strlen(glConfig.renderer_string) - 1] = 0;
|
|
Q_strncpyz( glConfig.version_string, (char *) qglGetString (GL_VERSION), sizeof( glConfig.version_string ) );
|
|
Q_strncpyz( glConfig.extensions_string, (char *) qglGetString (GL_EXTENSIONS), sizeof( glConfig.extensions_string ) );
|
|
|
|
|
|
|
|
Q_strncpyz( buf, glConfig.renderer_string, sizeof(buf) );
|
|
Q_strlwr( buf );
|
|
|
|
|
|
//
|
|
// this is where hardware specific workarounds that should be
|
|
// detected/initialized every startup should go.
|
|
//
|
|
if ( strstr( buf, "banshee" ) || strstr( buf, "voodoo3" ) )
|
|
{
|
|
glConfig.hardwareType = GLHW_3DFX_2D3D;
|
|
}
|
|
// VOODOO GRAPHICS w/ 2MB
|
|
else if ( strstr( buf, "voodoo graphics/1 tmu/2 mb" ) )
|
|
{
|
|
voodootype = 1;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo Graphics assumed\n" );
|
|
}
|
|
// any Voodoo Graphics
|
|
else if ( strstr( buf, "voodoo graphics" ) )
|
|
{
|
|
voodootype = 1;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo Graphics assumed\n" );
|
|
}
|
|
else if ( strstr( buf, "voodoo2" ) )
|
|
{
|
|
voodootype = 2;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo2 assumed\n" );
|
|
}
|
|
else if ( strstr( buf, "voodoo3" ) )
|
|
{
|
|
voodootype = 3;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo3 assumed\n" );
|
|
}
|
|
else if ( strstr( buf, "voodoo4" ) )
|
|
{
|
|
voodootype = 4;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo4 assumed\n" );
|
|
}
|
|
else if ( strstr( buf, "voodoo5" ) )
|
|
{
|
|
voodootype = 4;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo5 assumed\n" );
|
|
}
|
|
// Just any voodoo at this point.
|
|
else if ( strstr( buf, "voodoo" ) )
|
|
{
|
|
voodootype = 1;
|
|
ri.Printf( PRINT_ALL, "3dfx Voodoo of some sort assumed (V1 mode)\n" );
|
|
}
|
|
else if ( strstr( buf, "glzicd" ) )
|
|
{
|
|
}
|
|
else if ( strstr( buf, "rage pro" ) || strstr( buf, "Rage Pro" ) || strstr( buf, "ragepro" ) )
|
|
{
|
|
glConfig.hardwareType = GLHW_RAGEPRO;
|
|
}
|
|
else if ( strstr( buf, "rage 128" ) )
|
|
{
|
|
}
|
|
else if ( strstr( buf, "permedia2" ) )
|
|
{
|
|
glConfig.hardwareType = GLHW_PERMEDIA2;
|
|
}
|
|
else if ( strstr( buf, "sis" ) ) // unfortunately onboard SiS is a bit craptastic so give it permedia fallback as well
|
|
{
|
|
glConfig.hardwareType = GLHW_PERMEDIA2;
|
|
}
|
|
else if ( strstr( buf, "powervr" ) )
|
|
{
|
|
// glConfig.hardwareType = GLHW_PCX2;
|
|
}
|
|
else if ( strstr( buf, "brian" ) || strstr( buf, "paul" ) || strstr( buf, "GDI" ) ) // software mode opengl needs speedup tricks
|
|
{
|
|
softwaremode = 1;
|
|
}
|
|
else if ( strstr( buf, "riva 128" ) )
|
|
{
|
|
glConfig.hardwareType = GLHW_RIVA128;
|
|
}
|
|
else if ( strstr( buf, "riva tnt " ) )
|
|
{
|
|
}
|
|
}
|