Mesa (master): mesa: add support for GL_AMD_depth_clamp_separate tokens
GitLab Mirror
gitlab-mirror at kemper.freedesktop.org
Tue Aug 28 20:56:49 UTC 2018
Module: Mesa
Branch: master
Commit: 27704467401508770181e843e80b46c339b58b74
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=27704467401508770181e843e80b46c339b58b74
Author: Sagar Ghuge <sagar.ghuge at intel.com>
Date: Tue Aug 21 13:40:55 2018 -0700
mesa: add support for GL_AMD_depth_clamp_separate tokens
_mesa_set_enable() and _mesa_IsEnabled() extended to accept new two
tokens GL_DEPTH_CLAMP_NEAR_AMD and GL_DEPTH_CLAMP_FAR_AMD.
v2: Remove unnecessary parentheses (Marek Olsak)
Signed-off-by: Sagar Ghuge <sagar.ghuge at intel.com>
Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Marek Olšák <marek.olsak at amd.com>
---
src/mesa/main/enable.c | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 30d275075d..bd3e493da5 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1017,6 +1017,30 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
ctx->Transform.DepthClampFar = state;
break;
+ case GL_DEPTH_CLAMP_NEAR_AMD:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_enum_error;
+ CHECK_EXTENSION(AMD_depth_clamp_separate, cap);
+ if (ctx->Transform.DepthClampNear == state)
+ return;
+ FLUSH_VERTICES(ctx, ctx->DriverFlags.NewDepthClamp ? 0 :
+ _NEW_TRANSFORM);
+ ctx->NewDriverState |= ctx->DriverFlags.NewDepthClamp;
+ ctx->Transform.DepthClampNear = state;
+ break;
+
+ case GL_DEPTH_CLAMP_FAR_AMD:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_enum_error;
+ CHECK_EXTENSION(AMD_depth_clamp_separate, cap);
+ if (ctx->Transform.DepthClampFar == state)
+ return;
+ FLUSH_VERTICES(ctx, ctx->DriverFlags.NewDepthClamp ? 0 :
+ _NEW_TRANSFORM);
+ ctx->NewDriverState |= ctx->DriverFlags.NewDepthClamp;
+ ctx->Transform.DepthClampFar = state;
+ break;
+
case GL_FRAGMENT_SHADER_ATI:
if (ctx->API != API_OPENGL_COMPAT)
goto invalid_enum_error;
@@ -1689,6 +1713,18 @@ _mesa_IsEnabled( GLenum cap )
return ctx->Transform.DepthClampNear ||
ctx->Transform.DepthClampFar;
+ case GL_DEPTH_CLAMP_NEAR_AMD:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_enum_error;
+ CHECK_EXTENSION(AMD_depth_clamp_separate);
+ return ctx->Transform.DepthClampNear;
+
+ case GL_DEPTH_CLAMP_FAR_AMD:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_enum_error;
+ CHECK_EXTENSION(AMD_depth_clamp_separate);
+ return ctx->Transform.DepthClampFar;
+
case GL_FRAGMENT_SHADER_ATI:
if (ctx->API != API_OPENGL_COMPAT)
goto invalid_enum_error;
More information about the mesa-commit
mailing list