diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2000-09-08 16:41:38 +0000 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2000-09-08 16:41:38 +0000 |
| commit | 2bf5d9470d3232763cb49b5589209940d4d5398d (patch) | |
| tree | dc796cd55d36b1f4bc9db0bef8e8b82c6d310f57 /src/mesa/drivers | |
| parent | 8ad306baf6b9cbc956dfba9ae11af2b1d45c8788 (diff) | |
added OSMesaCreateContextExt()
Diffstat (limited to 'src/mesa/drivers')
| -rw-r--r-- | src/mesa/drivers/osmesa/osmesa.c | 60 |
1 files changed, 49 insertions, 11 deletions
diff --git a/src/mesa/drivers/osmesa/osmesa.c b/src/mesa/drivers/osmesa/osmesa.c index 5605960711..7f79a1f272 100644 --- a/src/mesa/drivers/osmesa/osmesa.c +++ b/src/mesa/drivers/osmesa/osmesa.c @@ -1,4 +1,4 @@ -/* $Id: osmesa.c,v 1.19 2000/06/27 21:42:14 brianp Exp $ */ +/* $Id: osmesa.c,v 1.20 2000/09/08 16:41:39 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -100,10 +100,25 @@ static void osmesa_update_state( GLcontext *ctx ); OSMesaContext GLAPIENTRY OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) { + return OSMesaCreateContextExt(format, DEFAULT_SOFTWARE_DEPTH_BITS, + 8, 16, sharelist); +} + + + +/* + * New in Mesa 3.5 + * + * Create context and specify size of ancillary buffers. + */ +OSMesaContext GLAPIENTRY +OSMesaCreateContextExt( GLenum format, GLint depthBits, GLint stencilBits, + GLint accumBits, OSMesaContext sharelist ) +{ OSMesaContext osmesa; GLint rshift, gshift, bshift, ashift; GLint rind, gind, bind; - GLint indexBits, alphaBits; + GLint indexBits, redBits, greenBits, blueBits, alphaBits; GLboolean rgbmode; GLboolean swalpha; GLuint i4 = 1; @@ -119,6 +134,9 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) } else if (format==OSMESA_RGBA) { indexBits = 0; + redBits = 8; + greenBits = 8; + blueBits = 8; alphaBits = 8; if (little_endian) { rshift = 0; @@ -136,6 +154,9 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) } else if (format==OSMESA_BGRA) { indexBits = 0; + redBits = 8; + greenBits = 8; + blueBits = 8; alphaBits = 8; if (little_endian) { ashift = 0; @@ -153,6 +174,9 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) } else if (format==OSMESA_ARGB) { indexBits = 0; + redBits = 8; + greenBits = 8; + blueBits = 8; alphaBits = 8; if (little_endian) { bshift = 0; @@ -170,6 +194,9 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) } else if (format==OSMESA_RGB) { indexBits = 0; + redBits = 8; + greenBits = 8; + blueBits = 8; alphaBits = 0; bshift = 0; gshift = 8; @@ -183,6 +210,9 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) } else if (format==OSMESA_BGR) { indexBits = 0; + redBits = 8; + greenBits = 8; + blueBits = 8; alphaBits = 0; bshift = 0; gshift = 8; @@ -201,15 +231,22 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) osmesa = (OSMesaContext) CALLOC_STRUCT(osmesa_context); if (osmesa) { - osmesa->gl_visual = gl_create_visual( rgbmode, - swalpha, /* software alpha */ - GL_FALSE, /* double buffer */ - GL_FALSE, /* stereo */ - DEFAULT_SOFTWARE_DEPTH_BITS, - STENCIL_BITS, - rgbmode ? ACCUM_BITS : 0, - indexBits, - 8, 8, 8, alphaBits ); + osmesa->gl_visual = _mesa_create_visual( rgbmode, + GL_FALSE, /* double buffer */ + GL_FALSE, /* stereo */ + redBits, + greenBits, + blueBits, + alphaBits, + indexBits, + depthBits, + stencilBits, + accumBits, + accumBits, + accumBits, + alphaBits ? accumBits : 0, + 1 /* num samples */ + ); if (!osmesa->gl_visual) { FREE(osmesa); return NULL; @@ -262,6 +299,7 @@ OSMesaCreateContext( GLenum format, OSMesaContext sharelist ) + /* * Destroy an Off-Screen Mesa rendering context. * |