diff options
Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_context.c')
-rw-r--r-- | src/mesa/drivers/dri/intel/intel_context.c | 105 |
1 files changed, 89 insertions, 16 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c index 9b628dbc8e..7fda793373 100644 --- a/src/mesa/drivers/dri/intel/intel_context.c +++ b/src/mesa/drivers/dri/intel/intel_context.c @@ -173,6 +173,24 @@ intelGetString(GLcontext * ctx, GLenum name) } } +static unsigned +intel_bits_per_pixel(const struct intel_renderbuffer *rb) +{ + switch (rb->Base._ActualFormat) { + case GL_RGB5: + case GL_DEPTH_COMPONENT16: + return 16; + case GL_RGB8: + case GL_RGBA8: + case GL_DEPTH_COMPONENT24: + case GL_DEPTH24_STENCIL8_EXT: + case GL_STENCIL_INDEX8_EXT: + return 32; + default: + return 0; + } +} + void intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable) { @@ -192,22 +210,62 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable) screen = intel->intelScreen->driScrnPriv; - i = 0; - if (intel_fb->color_rb[0]) - attachments[i++] = __DRI_BUFFER_FRONT_LEFT; - if (intel_fb->color_rb[1]) - attachments[i++] = __DRI_BUFFER_BACK_LEFT; - if (intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH)) - attachments[i++] = __DRI_BUFFER_DEPTH; - if (intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL)) - attachments[i++] = __DRI_BUFFER_STENCIL; - - buffers = (*screen->dri2.loader->getBuffers)(drawable, - &drawable->w, - &drawable->h, - attachments, i, - &count, - drawable->loaderPrivate); + if ((screen->dri2.loader->base.version > 2) + && (screen->dri2.loader->getBuffersWithFormat != NULL)) { + struct intel_renderbuffer *depth_rb; + struct intel_renderbuffer *stencil_rb; + + i = 0; + if ((intel->is_front_buffer_rendering || !intel_fb->color_rb[1]) + && intel_fb->color_rb[0]) { + attachments[i++] = __DRI_BUFFER_FRONT_LEFT; + attachments[i++] = intel_bits_per_pixel(intel_fb->color_rb[0]); + } + + if (intel_fb->color_rb[1]) { + attachments[i++] = __DRI_BUFFER_BACK_LEFT; + attachments[i++] = intel_bits_per_pixel(intel_fb->color_rb[1]); + } + + depth_rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH); + stencil_rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL); + + if ((depth_rb != NULL) && (stencil_rb != NULL)) { + attachments[i++] = __DRI_BUFFER_DEPTH_STENCIL; + attachments[i++] = intel_bits_per_pixel(depth_rb); + } else if (depth_rb != NULL) { + attachments[i++] = __DRI_BUFFER_DEPTH; + attachments[i++] = intel_bits_per_pixel(depth_rb); + } else if (stencil_rb != NULL) { + attachments[i++] = __DRI_BUFFER_STENCIL; + attachments[i++] = intel_bits_per_pixel(stencil_rb); + } + + buffers = + (*screen->dri2.loader->getBuffersWithFormat)(drawable, + &drawable->w, + &drawable->h, + attachments, i / 2, + &count, + drawable->loaderPrivate); + } else { + i = 0; + if (intel_fb->color_rb[0]) + attachments[i++] = __DRI_BUFFER_FRONT_LEFT; + if (intel_fb->color_rb[1]) + attachments[i++] = __DRI_BUFFER_BACK_LEFT; + if (intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH)) + attachments[i++] = __DRI_BUFFER_DEPTH; + if (intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL)) + attachments[i++] = __DRI_BUFFER_STENCIL; + + buffers = (*screen->dri2.loader->getBuffers)(drawable, + &drawable->w, + &drawable->h, + attachments, i, + &count, + drawable->loaderPrivate); + } if (buffers == NULL) return; @@ -250,6 +308,11 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable) region_name = "dri2 depth buffer"; break; + case __DRI_BUFFER_DEPTH_STENCIL: + rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_DEPTH); + region_name = "dri2 depth / stencil buffer"; + break; + case __DRI_BUFFER_STENCIL: rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL); region_name = "dri2 stencil buffer"; @@ -296,6 +359,16 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable) intel_renderbuffer_set_region(rb, region); intel_region_release(®ion); + + if (buffers[i].attachment == __DRI_BUFFER_DEPTH_STENCIL) { + struct intel_region *stencil_region; + + intel_region_reference(&stencil_region, region); + + rb = intel_get_renderbuffer(&intel_fb->Base, BUFFER_STENCIL); + intel_renderbuffer_set_region(rb, stencil_region); + intel_region_release(&stencil_region); + } } driUpdateFramebufferSize(&intel->ctx, drawable); |