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svga: Report the 2d/3d texture sizes supported by the host.

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This commit is contained in:
José Fonseca 2010-02-12 17:01:48 +00:00
parent b685927156
commit 1ae976be4a
2 changed files with 23 additions and 5 deletions
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26
src/gallium/drivers/svga/svga_screen.c
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@ -104,7 +104,9 @@ svga_get_paramf(struct pipe_screen *screen, int param)
return 80.0;
case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
return 4.0;
if(!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_ANISOTROPY, &result))
return 4.0;
return result.u;
case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
return 16.0;
@ -131,12 +133,28 @@ svga_get_paramf(struct pipe_screen *screen, int param)
return 1;
case PIPE_CAP_TEXTURE_SHADOW_MAP:
return 1;
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
return SVGA_MAX_TEXTURE_LEVELS;
{
unsigned levels = SVGA_MAX_TEXTURE_LEVELS;
if (sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH, &result))
levels = MIN2(util_logbase2(result.u) + 1, levels);
else
levels = 12 /* 2048x2048 */;
if (sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT, &result))
levels = MIN2(util_logbase2(result.u) + 1, levels);
else
levels = 12 /* 2048x2048 */;
return levels;
}
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
return 8; /* max 128x128x128 */
if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VOLUME_EXTENT, &result))
return 8; /* max 128x128x128 */
return MIN2(util_logbase2(result.u) + 1, SVGA_MAX_TEXTURE_LEVELS);
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return SVGA_MAX_TEXTURE_LEVELS;
return 12 /* 2048x2048 */;
case PIPE_CAP_TEXTURE_MIRROR_REPEAT: /* req. for GL 1.4 */
return 1;

2
src/gallium/drivers/svga/svga_screen_texture.h
View file

@ -38,7 +38,7 @@ struct svga_winsys_surface;
enum SVGA3dSurfaceFormat;
#define SVGA_MAX_TEXTURE_LEVELS 12 /* 2048x2048 */
#define SVGA_MAX_TEXTURE_LEVELS 16
/**