Reviewed-by: Marek Olšák
Marek
On Wed, Aug 22, 2018 at 4:32 PM Sagar Ghuge wrote:
>
> _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
> ---
> 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 4bde9052bc..042b9d1f0a 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;
> --
> 2.17.1
>
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