dri/nv10-nv20: Add support for S3TC

Signed-off-by: Viktor Novotný <noviktor@seznam.cz>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>

diff --git a/src/mesa/drivers/dri/nouveau/nv10_context.c b/src/mesa/drivers/dri/nouveau/nv10_context.c
index 90c1545..a2448ca 100644 (file)
--- a/src/mesa/drivers/dri/nouveau/nv10_context.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_context.c
@@ -449,6 +449,10 @@ nv10_context_create(struct nouveau_screen *screen, const struct gl_config *visua
        ctx->Extensions.ARB_texture_env_dot3 = true;
        ctx->Extensions.NV_fog_distance = true;
        ctx->Extensions.NV_texture_rectangle = true;
+       if (ctx->Mesa_DXTn) {
+               ctx->Extensions.EXT_texture_compression_s3tc = true;
+               ctx->Extensions.S3_s3tc = true;
+       }
 
        /* GL constants. */
        ctx->Const.MaxTextureLevels = 12;

diff --git a/src/mesa/drivers/dri/nouveau/nv10_state_tex.c b/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
index 0254341..b467bb3 100644 (file)
--- a/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_state_tex.c
@@ -111,6 +111,16 @@ get_tex_format_pot(struct gl_texture_image *ti)
        case MESA_FORMAT_L8:
                return NV10_3D_TEX_FORMAT_FORMAT_L8;
 
+       case MESA_FORMAT_RGB_DXT1:
+       case MESA_FORMAT_RGBA_DXT1:
+               return NV10_3D_TEX_FORMAT_FORMAT_DXT1;
+
+       case MESA_FORMAT_RGBA_DXT3:
+               return NV10_3D_TEX_FORMAT_FORMAT_DXT3;
+
+       case MESA_FORMAT_RGBA_DXT5:
+               return NV10_3D_TEX_FORMAT_FORMAT_DXT5;
+
        default:
                assert(0);
        }

diff --git a/src/mesa/drivers/dri/nouveau/nv20_context.c b/src/mesa/drivers/dri/nouveau/nv20_context.c
index c911717..5a36c87 100644 (file)
--- a/src/mesa/drivers/dri/nouveau/nv20_context.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_context.c
@@ -460,6 +460,10 @@ nv20_context_create(struct nouveau_screen *screen, const struct gl_config *visua
        ctx->Extensions.ARB_texture_env_dot3 = true;
        ctx->Extensions.NV_fog_distance = true;
        ctx->Extensions.NV_texture_rectangle = true;
+       if (ctx->Mesa_DXTn) {
+               ctx->Extensions.EXT_texture_compression_s3tc = true;
+               ctx->Extensions.S3_s3tc = true;
+       }
 
        /* GL constants. */
        ctx->Const.MaxTextureCoordUnits = NV20_TEXTURE_UNITS;

diff --git a/src/mesa/drivers/dri/nouveau/nv20_state_tex.c b/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
index 799510d..d8bfdf2 100644 (file)
--- a/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
+++ b/src/mesa/drivers/dri/nouveau/nv20_state_tex.c
@@ -108,6 +108,16 @@ get_tex_format_pot(struct gl_texture_image *ti)
        case MESA_FORMAT_L8:
                return NV20_3D_TEX_FORMAT_FORMAT_L8;
 
+       case MESA_FORMAT_RGB_DXT1:
+       case MESA_FORMAT_RGBA_DXT1:
+               return NV20_3D_TEX_FORMAT_FORMAT_DXT1;
+
+       case MESA_FORMAT_RGBA_DXT3:
+               return NV20_3D_TEX_FORMAT_FORMAT_DXT3;
+
+       case MESA_FORMAT_RGBA_DXT5:
+               return NV20_3D_TEX_FORMAT_FORMAT_DXT5;
+
        default:
                assert(0);
        }