diff options
Diffstat (limited to 'src/mesa/drivers/dri/r200/r200_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/r200/r200_state.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c index 7701256edf..13a951f065 100644 --- a/src/mesa/drivers/dri/r200/r200_state.c +++ b/src/mesa/drivers/dri/r200/r200_state.c @@ -374,6 +374,21 @@ static void r200DepthFunc( GLcontext *ctx, GLenum func ) } } +static void r200ClearDepth( GLcontext *ctx, GLclampd d ) +{ + r200ContextPtr rmesa = R200_CONTEXT(ctx); + GLuint format = (rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] & + R200_DEPTH_FORMAT_MASK); + + switch ( format ) { + case R200_DEPTH_FORMAT_16BIT_INT_Z: + rmesa->state.depth.clear = d * 0x0000ffff; + break; + case R200_DEPTH_FORMAT_24BIT_INT_Z: + rmesa->state.depth.clear = d * 0x00ffffff; + break; + } +} static void r200DepthMask( GLcontext *ctx, GLboolean flag ) { @@ -2315,7 +2330,7 @@ void r200InitStateFuncs( struct dd_function_table *functions ) functions->BlendEquationSeparate = r200BlendEquationSeparate; functions->BlendFuncSeparate = r200BlendFuncSeparate; functions->ClearColor = r200ClearColor; - functions->ClearDepth = NULL; + functions->ClearDepth = r200ClearDepth; functions->ClearIndex = NULL; functions->ClearStencil = r200ClearStencil; functions->ClipPlane = r200ClipPlane; |