diff options
Diffstat (limited to 'src/gallium/state_trackers/osmesa/osmesa.c')
| -rw-r--r-- | src/gallium/state_trackers/osmesa/osmesa.c | 96 |
1 files changed, 93 insertions, 3 deletions
diff --git a/src/gallium/state_trackers/osmesa/osmesa.c b/src/gallium/state_trackers/osmesa/osmesa.c index 0f27ba87f8a..38d684b8e9c 100644 --- a/src/gallium/state_trackers/osmesa/osmesa.c +++ b/src/gallium/state_trackers/osmesa/osmesa.c @@ -544,11 +544,39 @@ GLAPI OSMesaContext GLAPIENTRY OSMesaCreateContextExt(GLenum format, GLint depthBits, GLint stencilBits, GLint accumBits, OSMesaContext sharelist) { + int attribs[100], n = 0; + + attribs[n++] = OSMESA_FORMAT; + attribs[n++] = format; + attribs[n++] = OSMESA_DEPTH_BITS; + attribs[n++] = depthBits; + attribs[n++] = OSMESA_STENCIL_BITS; + attribs[n++] = stencilBits; + attribs[n++] = OSMESA_ACCUM_BITS; + attribs[n++] = accumBits; + attribs[n++] = 0; + + return OSMesaCreateContextAttribs(attribs, sharelist); +} + + +/** + * New in Mesa 11.2 + * + * Create context with attribute list. + */ +GLAPI OSMesaContext GLAPIENTRY +OSMesaCreateContextAttribs(const int *attribList, OSMesaContext sharelist) +{ OSMesaContext osmesa; struct st_context_iface *st_shared; enum st_context_error st_error = 0; struct st_context_attribs attribs; struct st_api *stapi = get_st_api(); + GLenum format = GL_RGBA; + int depthBits = 0, stencilBits = 0, accumBits = 0; + int profile = OSMESA_COMPAT_PROFILE, version_major = 1, version_minor = 0; + int i; if (sharelist) { st_shared = sharelist->stctx; @@ -557,6 +585,64 @@ OSMesaCreateContextExt(GLenum format, GLint depthBits, GLint stencilBits, st_shared = NULL; } + for (i = 0; attribList[i]; i += 2) { + switch (attribList[i]) { + case OSMESA_FORMAT: + format = attribList[i+1]; + switch (format) { + case OSMESA_COLOR_INDEX: + case OSMESA_RGBA: + case OSMESA_BGRA: + case OSMESA_ARGB: + case OSMESA_RGB: + case OSMESA_BGR: + case OSMESA_RGB_565: + /* legal */ + break; + default: + return NULL; + } + break; + case OSMESA_DEPTH_BITS: + depthBits = attribList[i+1]; + if (depthBits < 0) + return NULL; + break; + case OSMESA_STENCIL_BITS: + stencilBits = attribList[i+1]; + if (stencilBits < 0) + return NULL; + break; + case OSMESA_ACCUM_BITS: + accumBits = attribList[i+1]; + if (accumBits < 0) + return NULL; + break; + case OSMESA_PROFILE: + profile = attribList[i+1]; + if (profile != OSMESA_CORE_PROFILE && + profile != OSMESA_COMPAT_PROFILE) + return NULL; + break; + case OSMESA_CONTEXT_MAJOR_VERSION: + version_major = attribList[i+1]; + if (version_major < 1) + return NULL; + break; + case OSMESA_CONTEXT_MINOR_VERSION: + version_minor = attribList[i+1]; + if (version_minor < 0) + return NULL; + break; + case 0: + /* end of list */ + break; + default: + fprintf(stderr, "Bad attribute in OSMesaCreateContextAttribs()\n"); + return NULL; + } + } + osmesa = (OSMesaContext) CALLOC_STRUCT(osmesa_context); if (!osmesa) return NULL; @@ -581,9 +667,11 @@ OSMesaCreateContextExt(GLenum format, GLint depthBits, GLint stencilBits, /* * Create the rendering context */ - attribs.profile = ST_PROFILE_DEFAULT; - attribs.major = 2; - attribs.minor = 1; + memset(&attribs, 0, sizeof(attribs)); + attribs.profile = (profile == OSMESA_CORE_PROFILE) + ? ST_PROFILE_OPENGL_CORE : ST_PROFILE_DEFAULT; + attribs.major = version_major; + attribs.minor = version_minor; attribs.flags = 0; /* ST_CONTEXT_FLAG_x */ attribs.options.force_glsl_extensions_warn = FALSE; attribs.options.disable_blend_func_extended = FALSE; @@ -614,6 +702,7 @@ OSMesaCreateContextExt(GLenum format, GLint depthBits, GLint stencilBits, } + /** * Destroy an Off-Screen Mesa rendering context. * @@ -883,6 +972,7 @@ struct name_function static struct name_function functions[] = { { "OSMesaCreateContext", (OSMESAproc) OSMesaCreateContext }, { "OSMesaCreateContextExt", (OSMESAproc) OSMesaCreateContextExt }, + { "OSMesaCreateContextAttribs", (OSMESAproc) OSMesaCreateContextAttribs }, { "OSMesaDestroyContext", (OSMESAproc) OSMesaDestroyContext }, { "OSMesaMakeCurrent", (OSMESAproc) OSMesaMakeCurrent }, { "OSMesaGetCurrentContext", (OSMESAproc) OSMesaGetCurrentContext }, |