summaryrefslogtreecommitdiffstats
path: root/src/mesa/drivers/dri
diff options
context:
space:
mode:
authorAlex Deucher <[email protected]>2009-09-04 18:21:34 -0400
committerAlex Deucher <[email protected]>2009-09-04 18:46:15 -0400
commit60ca65c0165874bb18f1f89951da0281ee235cb3 (patch)
tree625e0afe989876883635b12623707ff434506139 /src/mesa/drivers/dri
parent8fd7586bcccc49a627c9dfe23653be6620b95320 (diff)
r300: Add support for GL_EXT_provoking_vertex
Diffstat (limited to 'src/mesa/drivers/dri')
-rw-r--r--src/mesa/drivers/dri/r300/r300_context.c2
-rw-r--r--src/mesa/drivers/dri/r300/r300_reg.h6
-rw-r--r--src/mesa/drivers/dri/r300/r300_state.c8
3 files changed, 12 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c
index 2ea1b826de9..6fcf209af66 100644
--- a/src/mesa/drivers/dri/r300/r300_context.c
+++ b/src/mesa/drivers/dri/r300/r300_context.c
@@ -84,6 +84,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define need_GL_EXT_framebuffer_object
#define need_GL_EXT_fog_coord
#define need_GL_EXT_gpu_program_parameters
+#define need_GL_EXT_provoking_vertex
#define need_GL_EXT_secondary_color
#define need_GL_EXT_stencil_two_side
#define need_GL_ATI_separate_stencil
@@ -116,6 +117,7 @@ const struct dri_extension card_extensions[] = {
{"GL_EXT_packed_depth_stencil", NULL},
{"GL_EXT_fog_coord", GL_EXT_fog_coord_functions },
{"GL_EXT_gpu_program_parameters", GL_EXT_gpu_program_parameters_functions},
+ {"GL_EXT_provoking_vertex", GL_EXT_provoking_vertex_functions },
{"GL_EXT_secondary_color", GL_EXT_secondary_color_functions},
{"GL_EXT_shadow_funcs", NULL},
{"GL_EXT_stencil_two_side", GL_EXT_stencil_two_side_functions},
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h
index 39b4b61a105..98512d778e3 100644
--- a/src/mesa/drivers/dri/r300/r300_reg.h
+++ b/src/mesa/drivers/dri/r300/r300_reg.h
@@ -1022,15 +1022,13 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
R300_GA_COLOR_CONTROL_RGB0_SHADING_GOURAUD | R300_GA_COLOR_CONTROL_ALPHA0_SHADING_GOURAUD | \
R300_GA_COLOR_CONTROL_RGB1_SHADING_GOURAUD | R300_GA_COLOR_CONTROL_ALPHA1_SHADING_GOURAUD | \
R300_GA_COLOR_CONTROL_RGB2_SHADING_GOURAUD | R300_GA_COLOR_CONTROL_ALPHA2_SHADING_GOURAUD | \
- R300_GA_COLOR_CONTROL_RGB3_SHADING_GOURAUD | R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD | \
- R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST )
+ R300_GA_COLOR_CONTROL_RGB3_SHADING_GOURAUD | R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD)
/** TODO: might be candidate for removal, the GOURAUD stuff also looks buggy to me */
# define R300_RE_SHADE_MODEL_FLAT ( \
R300_GA_COLOR_CONTROL_RGB0_SHADING_FLAT | R300_GA_COLOR_CONTROL_ALPHA0_SHADING_FLAT | \
R300_GA_COLOR_CONTROL_RGB1_SHADING_FLAT | R300_GA_COLOR_CONTROL_ALPHA1_SHADING_GOURAUD | \
R300_GA_COLOR_CONTROL_RGB2_SHADING_FLAT | R300_GA_COLOR_CONTROL_ALPHA2_SHADING_FLAT | \
- R300_GA_COLOR_CONTROL_RGB3_SHADING_FLAT | R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD | \
- R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST )
+ R300_GA_COLOR_CONTROL_RGB3_SHADING_FLAT | R300_GA_COLOR_CONTROL_ALPHA3_SHADING_GOURAUD)
/* Specifies red & green components of fill color -- S312 format -- Backwards comp. */
#define R300_GA_SOLID_RG 0x427c
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index 9301543d389..d4c3ecee669 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -2253,6 +2253,14 @@ static void r300InvalidateState(GLcontext * ctx, GLuint new_state)
R300_STATECHANGE(r300, zb);
}
+ if (new_state & (_NEW_LIGHT)) {
+ R300_STATECHANGE(r300, shade2);
+ if (ctx->Light.ProvokingVertex == GL_LAST_VERTEX_CONVENTION)
+ r300->hw.shade2.cmd[1] |= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST;
+ else
+ r300->hw.shade2.cmd[1] &= ~R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST;
+ }
+
r300->radeon.NewGLState |= new_state;
}