diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-02-28 09:07:03 +0000 |
---|---|---|
committer | Michel Dänzer <michel@tungstengraphics.com> | 2008-02-28 09:07:03 +0000 |
commit | 10d83df3a9cb76a3db76ec9970d7108cf9255d77 (patch) | |
tree | 1649dc9f2374045fc5e694551cf7e70fc4666db7 /src | |
parent | 2573f0e5d6f37f1a663bd472055babc97cfb3959 (diff) |
gallium: State tracker cleanups wrt clears.
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/state_tracker/st_cb_clear.c | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c index 78baf772f4..e712fd84cd 100644 --- a/src/mesa/state_tracker/st_cb_clear.c +++ b/src/mesa/state_tracker/st_cb_clear.c @@ -502,37 +502,30 @@ check_clear_stencil_with_quad(GLcontext *ctx, struct gl_renderbuffer *rb) static void clear_color_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) { - if (!check_clear_color_with_quad( ctx, rb )) - { + if (check_clear_color_with_quad( ctx, rb )) { + /* masking or scissoring */ + clear_with_quad(ctx, GL_TRUE, GL_FALSE, GL_FALSE); + } + else { struct st_renderbuffer *strb = st_renderbuffer(rb); /* clear whole buffer w/out masking */ - GLuint clearValue - = color_value(strb->surface->format, ctx->Color.ClearColor); + uint clearValue = color_value(strb->surface->format, ctx->Color.ClearColor); ctx->st->pipe->clear(ctx->st->pipe, strb->surface, clearValue); } - else { - /* masking or scissoring */ - clear_with_quad(ctx, GL_TRUE, GL_FALSE, GL_FALSE); - } } static void clear_depth_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) { - struct st_renderbuffer *strb = st_renderbuffer(rb); - /* - const GLboolean isDS = is_depth_stencil_format(strb->surface->format); - */ - - assert(strb->surface->format); - if (check_clear_depth_with_quad(ctx, rb)) { /* scissoring or we have a combined depth/stencil buffer */ clear_with_quad(ctx, GL_FALSE, GL_TRUE, GL_FALSE); } else { + struct st_renderbuffer *strb = st_renderbuffer(rb); + /* simple clear of whole buffer */ uint clearValue = depth_value(strb->surface->format, ctx->Depth.Clear); ctx->st->pipe->clear(ctx->st->pipe, strb->surface, clearValue); @@ -543,13 +536,13 @@ clear_depth_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) static void clear_stencil_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) { - struct st_renderbuffer *strb = st_renderbuffer(rb); - if (check_clear_stencil_with_quad(ctx, rb)) { /* masking or scissoring or combined depth/stencil buffer */ clear_with_quad(ctx, GL_FALSE, GL_FALSE, GL_TRUE); } else { + struct st_renderbuffer *strb = st_renderbuffer(rb); + /* simple clear of whole buffer */ GLuint clearValue = ctx->Stencil.Clear; ctx->st->pipe->clear(ctx->st->pipe, strb->surface, clearValue); @@ -560,11 +553,14 @@ clear_stencil_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) static void clear_depth_stencil_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) { - struct st_renderbuffer *strb = st_renderbuffer(rb); - - assert(is_depth_stencil_format(strb->surface->format)); if (check_clear_depth_stencil_with_quad(ctx, rb)) { + /* masking or scissoring */ + clear_with_quad(ctx, GL_FALSE, GL_TRUE, GL_TRUE); + } + else { + struct st_renderbuffer *strb = st_renderbuffer(rb); + /* clear whole buffer w/out masking */ GLuint clearValue = depth_value(strb->surface->format, ctx->Depth.Clear); @@ -581,10 +577,6 @@ clear_depth_stencil_buffer(GLcontext *ctx, struct gl_renderbuffer *rb) ctx->st->pipe->clear(ctx->st->pipe, strb->surface, clearValue); } - else { - /* masking or scissoring */ - clear_with_quad(ctx, GL_FALSE, GL_TRUE, GL_TRUE); - } } |