X-Git-Url: https://de.git.xonotic.org/?a=blobdiff_plain;f=vid_shared.c;h=fda1757c49917bc2e6c464253599aa5ffff9b987;hb=e93385631fb31028b8879b4e77b21d5ad95969c8;hp=d15856b333045a649f3298e4f04ccd5ccdb283d3;hpb=8db5843ef63e70919871fb41513e748ea8d880b0;p=xonotic%2Fdarkplaces.git diff --git a/vid_shared.c b/vid_shared.c index d15856b3..fda1757c 100644 --- a/vid_shared.c +++ b/vid_shared.c @@ -58,6 +58,10 @@ int gl_support_shading_language_100 = false; int gl_support_vertex_shader = false; // GL_ARB_fragment_shader int gl_support_fragment_shader = false; +//GL_ARB_vertex_buffer_object +int gl_support_arb_vertex_buffer_object = false; +//GL_ARB_texture_compression +int gl_support_texture_compression = false; // LordHavoc: if window is hidden, don't update screen qboolean vid_hidden = true; @@ -83,7 +87,7 @@ cvar_t vid_stereobuffer = {CVAR_SAVE, "vid_stereobuffer", "0", "enables 'quad-bu cvar_t vid_vsync = {CVAR_SAVE, "vid_vsync", "0", "sync to vertical blank, prevents 'tearing' (seeing part of one frame and part of another on the screen at the same time), automatically disabled when doing timedemo benchmarks"}; cvar_t vid_mouse = {CVAR_SAVE, "vid_mouse", "1", "whether to use the mouse in windowed mode (fullscreen always does)"}; -cvar_t vid_grabkeyboard = {CVAR_SAVE, "vid_grabkeyboard", "1", "whether to grab the keyboard when mouse is active (prevents use of volume control keys, music player keys, etc on some keyboards)"}; +cvar_t vid_grabkeyboard = {CVAR_SAVE, "vid_grabkeyboard", "0", "whether to grab the keyboard when mouse is active (prevents use of volume control keys, music player keys, etc on some keyboards)"}; cvar_t vid_minwidth = {0, "vid_minwidth", "0", "minimum vid_width that is acceptable (to be set in default.cfg in mods)"}; cvar_t vid_minheight = {0, "vid_minheight", "0", "minimum vid_height that is acceptable (to be set in default.cfg in mods)"}; cvar_t gl_combine = {0, "gl_combine", "1", "faster rendering by using GL_ARB_texture_env_combine extension (part of OpenGL 1.3 and above)"}; @@ -217,6 +221,7 @@ void (GLAPIENTRY *qglTexEnvi)(GLenum target, GLenum pname, GLint param); void (GLAPIENTRY *qglTexParameterf)(GLenum target, GLenum pname, GLfloat param); void (GLAPIENTRY *qglTexParameterfv)(GLenum target, GLenum pname, GLfloat *params); void (GLAPIENTRY *qglTexParameteri)(GLenum target, GLenum pname, GLint param); +void (GLAPIENTRY *qglHint)(GLenum target, GLenum mode); void (GLAPIENTRY *qglGenTextures)(GLsizei n, GLuint *textures); void (GLAPIENTRY *qglDeleteTextures)(GLsizei n, const GLuint *textures); @@ -348,6 +353,24 @@ GLint (GLAPIENTRY *qglGetAttribLocationARB)(GLhandleARB programObj, const GLchar //void (GLAPIENTRY *qglGetVertexAttribivARB)(GLuint index, GLenum pname, GLint *params); //void (GLAPIENTRY *qglGetVertexAttribPointervARB)(GLuint index, GLenum pname, GLvoid **pointer); +//GL_ARB_vertex_buffer_object +void (GLAPIENTRY *qglBindBufferARB) (GLenum target, GLuint buffer); +void (GLAPIENTRY *qglDeleteBuffersARB) (GLsizei n, const GLuint *buffers); +void (GLAPIENTRY *qglGenBuffersARB) (GLsizei n, GLuint *buffers); +GLboolean (GLAPIENTRY *qglIsBufferARB) (GLuint buffer); +GLvoid* (GLAPIENTRY *qglMapBufferARB) (GLenum target, GLenum access); +GLboolean (GLAPIENTRY *qglUnmapBufferARB) (GLenum target); +void (GLAPIENTRY *qglBufferDataARB) (GLenum target, GLsizeiptrARB size, const GLvoid *data, GLenum usage); +void (GLAPIENTRY *qglBufferSubDataARB) (GLenum target, GLintptrARB offset, GLsizeiptrARB size, const GLvoid *data); + +void (GLAPIENTRY *qglCompressedTexImage3DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const void *data); +void (GLAPIENTRY *qglCompressedTexImage2DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const void *data); +void (GLAPIENTRY *qglCompressedTexImage1DARB)(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imageSize, const void *data); +void (GLAPIENTRY *qglCompressedTexSubImage3DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const void *data); +void (GLAPIENTRY *qglCompressedTexSubImage2DARB)(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const void *data); +void (GLAPIENTRY *qglCompressedTexSubImage1DARB)(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imageSize, const void *data); +void (GLAPIENTRY *qglGetCompressedTexImageARB)(GLenum target, GLint lod, void *img); + int GL_CheckExtension(const char *name, const dllfunction_t *funcs, const char *disableparm, int silent) { int failed = false; @@ -463,6 +486,7 @@ static dllfunction_t opengl110funcs[] = {"glTexParameterf", (void **) &qglTexParameterf}, {"glTexParameterfv", (void **) &qglTexParameterfv}, {"glTexParameteri", (void **) &qglTexParameteri}, + {"glHint", (void **) &qglHint}, {"glPixelStoref", (void **) &qglPixelStoref}, {"glPixelStorei", (void **) &qglPixelStorei}, {"glGenTextures", (void **) &qglGenTextures}, @@ -645,6 +669,30 @@ static dllfunction_t vertexshaderfuncs[] = {NULL, NULL} }; +static dllfunction_t vbofuncs[] = +{ + {"glBindBufferARB" , (void **) &qglBindBufferARB}, + {"glDeleteBuffersARB" , (void **) &qglDeleteBuffersARB}, + {"glGenBuffersARB" , (void **) &qglGenBuffersARB}, + {"glIsBufferARB" , (void **) &qglIsBufferARB}, + {"glMapBufferARB" , (void **) &qglMapBufferARB}, + {"glUnmapBufferARB" , (void **) &qglUnmapBufferARB}, + {"glBufferDataARB" , (void **) &qglBufferDataARB}, + {"glBufferSubDataARB" , (void **) &qglBufferSubDataARB}, + {NULL, NULL} +}; + +static dllfunction_t texturecompressionfuncs[] = +{ + {"glCompressedTexImage3DARB", (void **) &qglCompressedTexImage3DARB}, + {"glCompressedTexImage2DARB", (void **) &qglCompressedTexImage2DARB}, + {"glCompressedTexImage1DARB", (void **) &qglCompressedTexImage1DARB}, + {"glCompressedTexSubImage3DARB", (void **) &qglCompressedTexSubImage3DARB}, + {"glCompressedTexSubImage2DARB", (void **) &qglCompressedTexSubImage2DARB}, + {"glCompressedTexSubImage1DARB", (void **) &qglCompressedTexSubImage1DARB}, + {"glGetCompressedTexImageARB", (void **) &qglGetCompressedTexImageARB}, + {NULL, NULL} +}; void VID_CheckExtensions(void) { @@ -673,6 +721,8 @@ void VID_CheckExtensions(void) gl_support_shading_language_100 = false; gl_support_vertex_shader = false; gl_support_fragment_shader = false; + gl_support_arb_vertex_buffer_object = false; + gl_support_texture_compression = false; if (!GL_CheckExtension("OpenGL 1.1.0", opengl110funcs, NULL, false)) Sys_Error("OpenGL 1.1.0 functions not found"); @@ -716,7 +766,10 @@ void VID_CheckExtensions(void) // COMMANDLINEOPTION: GL: -nocubemap disables GL_ARB_texture_cube_map (required for bumpmapping) if ((gl_texturecubemap = GL_CheckExtension("GL_ARB_texture_cube_map", NULL, "-nocubemap", false))) qglGetIntegerv(GL_MAX_CUBE_MAP_TEXTURE_SIZE_ARB, &gl_max_cube_map_texture_size); +// COMMANDLINEOPTION: GL: -notexturenonpoweroftwo disables GL_ARB_texture_non_power_of_two (which saves video memory if it is supported, but crashes on some buggy drivers) gl_support_arb_texture_non_power_of_two = GL_CheckExtension("GL_ARB_texture_non_power_of_two", NULL, "-notexturenonpoweroftwo", false); +// COMMANDLINEOPTION: GL: -notexturecompression disables GL_ARB_texture_compression (which saves video memory if it is supported, but can also degrade image quality, see gl_texturecompression cvar documentation for more information) + gl_support_texture_compression = GL_CheckExtension("GL_ARB_texture_compression", texturecompressionfuncs, "-notexturecompression", false); // COMMANDLINEOPTION: GL: -nocva disables GL_EXT_compiled_vertex_array (renders faster) gl_supportslockarrays = GL_CheckExtension("GL_EXT_compiled_vertex_array", compiledvertexarrayfuncs, "-nocva", false); // COMMANDLINEOPTION: GL: -noedgeclamp disables GL_EXT_texture_edge_clamp or GL_SGIS_texture_edge_clamp (recommended, some cards do not support the other texture clamp method) @@ -735,6 +788,9 @@ void VID_CheckExtensions(void) // COMMANDLINEOPTION: GL: -nostenciltwoside disables GL_EXT_stencil_two_side (which accelerate shadow rendering) gl_support_stenciltwoside = GL_CheckExtension("GL_EXT_stencil_two_side", stenciltwosidefuncs, "-nostenciltwoside", false); +// COMMANDLINEOPTION: GL: -novbo disables GL_ARB_vertex_buffer_object (which accelerates rendering) + gl_support_arb_vertex_buffer_object = GL_CheckExtension("GL_ARB_vertex_buffer_object", vbofuncs, "-novbo", false); + // we don't care if it's an extension or not, they are identical functions, so keep it simple in the rendering code if (qglDrawRangeElements == NULL) qglDrawRangeElements = qglDrawRangeElementsEXT;