Mesa (master): i915g: Add draw point sprites.

[Stephane Marchesin]

Module: Mesa
Branch: master
Commit: 98ce1373e47d05d7150933c391fdeddbc897a3cd
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=98ce1373e47d05d7150933c391fdeddbc897a3cd

Author: Stéphane Marchesin <marcheu at chromium.org>
Date:   Wed Jun 22 16:51:02 2011 -0700

i915g: Add draw point sprites.

It's not that much work; hopefully blend func separate also works and we get GL 2.0 for real.

---

 src/gallium/drivers/i915/i915_context.c |    1 +
 src/gallium/drivers/i915/i915_screen.c  |    3 +--
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/i915/i915_context.c b/src/gallium/drivers/i915/i915_context.c
index 7a98ef7..0217db9 100644
--- a/src/gallium/drivers/i915/i915_context.c
+++ b/src/gallium/drivers/i915/i915_context.c
@@ -173,6 +173,7 @@ i915_create_context(struct pipe_screen *screen, void *priv)
 
    draw_install_aaline_stage(i915->draw, &i915->base);
    draw_install_aapoint_stage(i915->draw, &i915->base);
+   draw_enable_point_sprites(i915->draw, TRUE);
 
    /* augmented draw pipeline clobbers state functions */
    i915_init_fixup_state_functions(i915);
diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c
index ec07056..874579d 100644
--- a/src/gallium/drivers/i915/i915_screen.c
+++ b/src/gallium/drivers/i915/i915_screen.c
@@ -109,6 +109,7 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    case PIPE_CAP_ANISOTROPIC_FILTER:
    case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
    case PIPE_CAP_NPOT_TEXTURES:
+   case PIPE_CAP_POINT_SPRITE:
    case PIPE_CAP_PRIMITIVE_RESTART: /* draw module */
    case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
    case PIPE_CAP_TEXTURE_SHADOW_MAP:
@@ -118,8 +119,6 @@ i915_get_param(struct pipe_screen *screen, enum pipe_cap cap)
    /* Features that should be supported (boolean caps). */
    /* XXX: Just test the code */
    case PIPE_CAP_BLEND_EQUATION_SEPARATE:
-   /* XXX: No code but hw supports it */
-   case PIPE_CAP_POINT_SPRITE:
       /* Also lie about these when asked to (needed for GLSL / GL 2.0) */
       return is->debug.lie ? 1 : 0;