diff options
Diffstat (limited to 'src/mesa/state_tracker/st_framebuffer.c')
| -rw-r--r-- | src/mesa/state_tracker/st_framebuffer.c | 84 |
1 files changed, 47 insertions, 37 deletions
diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c index 2e7687d9c91..ec120ba39ab 100644 --- a/src/mesa/state_tracker/st_framebuffer.c +++ b/src/mesa/state_tracker/st_framebuffer.c @@ -35,7 +35,9 @@ #include "st_cb_fbo.h" -struct st_framebuffer *st_create_framebuffer( const __GLcontextModes *visual ) +struct st_framebuffer *st_create_framebuffer( const __GLcontextModes *visual, + boolean createRenderbuffers, + void *private) { struct st_framebuffer *stfb = CALLOC_STRUCT(st_framebuffer); @@ -46,46 +48,48 @@ struct st_framebuffer *st_create_framebuffer( const __GLcontextModes *visual ) _mesa_initialize_framebuffer(&stfb->Base, visual); - { - /* fake frontbuffer */ - /* XXX allocation should only happen in the unusual case - it's actually needed */ - struct gl_renderbuffer *rb = st_new_renderbuffer_fb(rgbFormat); - _mesa_add_renderbuffer(&stfb->Base, BUFFER_FRONT_LEFT, rb); + if (createRenderbuffers) { + { + /* fake frontbuffer */ + /* XXX allocation should only happen in the unusual case + it's actually needed */ + struct gl_renderbuffer *rb = st_new_renderbuffer_fb(rgbFormat); + _mesa_add_renderbuffer(&stfb->Base, BUFFER_FRONT_LEFT, rb); + } + + if (visual->doubleBufferMode) { + struct gl_renderbuffer *rb = st_new_renderbuffer_fb(rgbFormat); + _mesa_add_renderbuffer(&stfb->Base, BUFFER_BACK_LEFT, rb); + } + + if (visual->depthBits == 24 && visual->stencilBits == 8) { + /* combined depth/stencil buffer */ + struct gl_renderbuffer *depthStencilRb + = st_new_renderbuffer_fb(GL_DEPTH24_STENCIL8_EXT); + /* note: bind RB to two attachment points */ + _mesa_add_renderbuffer(&stfb->Base, BUFFER_DEPTH, depthStencilRb); + _mesa_add_renderbuffer(&stfb->Base, BUFFER_STENCIL,depthStencilRb); + } + else if (visual->depthBits == 16) { + /* just 16-bit depth buffer, no hw stencil */ + struct gl_renderbuffer *depthRb + = st_new_renderbuffer_fb(GL_DEPTH_COMPONENT16); + _mesa_add_renderbuffer(&stfb->Base, BUFFER_DEPTH, depthRb); + } + + + /* now add any/all software-based renderbuffers we may need */ + _mesa_add_soft_renderbuffers(&stfb->Base, + GL_FALSE, /* never sw color */ + GL_FALSE, /* never sw depth */ + swStencil, visual->accumRedBits > 0, + GL_FALSE, /* never sw alpha */ + GL_FALSE /* never sw aux */ ); } - if (visual->doubleBufferMode) { - struct gl_renderbuffer *rb = st_new_renderbuffer_fb(rgbFormat); - _mesa_add_renderbuffer(&stfb->Base, BUFFER_BACK_LEFT, rb); - } - - if (visual->depthBits == 24 && visual->stencilBits == 8) { - /* combined depth/stencil buffer */ - struct gl_renderbuffer *depthStencilRb - = st_new_renderbuffer_fb(GL_DEPTH24_STENCIL8_EXT); - /* note: bind RB to two attachment points */ - _mesa_add_renderbuffer(&stfb->Base, BUFFER_DEPTH, depthStencilRb); - _mesa_add_renderbuffer(&stfb->Base, BUFFER_STENCIL,depthStencilRb); - } - else if (visual->depthBits == 16) { - /* just 16-bit depth buffer, no hw stencil */ - struct gl_renderbuffer *depthRb - = st_new_renderbuffer_fb(GL_DEPTH_COMPONENT16); - _mesa_add_renderbuffer(&stfb->Base, BUFFER_DEPTH, depthRb); - } - - - /* now add any/all software-based renderbuffers we may need */ - _mesa_add_soft_renderbuffers(&stfb->Base, - GL_FALSE, /* never sw color */ - GL_FALSE, /* never sw depth */ - swStencil, visual->accumRedBits > 0, - GL_FALSE, /* never sw alpha */ - GL_FALSE /* never sw aux */ ); - - stfb->Base.Initialized = GL_TRUE; + stfb->Private = private; } return stfb; } @@ -149,3 +153,9 @@ st_notify_swapbuffers(struct st_framebuffer *stfb) } } + +void *st_framebuffer_private( struct st_framebuffer *stfb ) +{ + return stfb->Private; +} + |