diff options
author | Brian Paul <brian.paul@tungstengraphics.com> | 2005-05-04 20:11:35 +0000 |
---|---|---|
committer | Brian Paul <brian.paul@tungstengraphics.com> | 2005-05-04 20:11:35 +0000 |
commit | e4b2356c07d31fbeeabb13b2fb47db703b473080 (patch) | |
tree | d8b7f1c7c9e7c84d84349485f942dd205dd4c16d /src/mesa/drivers/dri/sis/sis_screen.c | |
parent | ebef61f5c0950572f9c6a81b08f447957461675c (diff) |
Major check-in of changes for GL_EXT_framebuffer_object extension.
Main driver impacts:
- new code for creating the Mesa GLframebuffer
- new span/pixel read/write code
Some drivers not yet updated/tested.
Diffstat (limited to 'src/mesa/drivers/dri/sis/sis_screen.c')
-rw-r--r-- | src/mesa/drivers/dri/sis/sis_screen.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/sis/sis_screen.c b/src/mesa/drivers/dri/sis/sis_screen.c index 8ef6765dc3..ccfa959c9a 100644 --- a/src/mesa/drivers/dri/sis/sis_screen.c +++ b/src/mesa/drivers/dri/sis/sis_screen.c @@ -34,10 +34,13 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #include "context.h" #include "utils.h" #include "imports.h" +#include "framebuffer.h" +#include "renderbuffer.h" #include "sis_context.h" #include "sis_dri.h" #include "sis_lock.h" +#include "sis_span.h" #include "xmlpool.h" @@ -196,6 +199,7 @@ sisDestroyScreen( __DRIscreenPrivate *sPriv ) sPriv->private = NULL; } + /* Create and initialize the Mesa and driver specific pixmap buffer * data. */ @@ -205,15 +209,79 @@ sisCreateBuffer( __DRIscreenPrivate *driScrnPriv, const __GLcontextModes *mesaVis, GLboolean isPixmap ) { + sisScreenPtr screen = (sisScreenPtr) driScrnPriv->private; + if (isPixmap) return GL_FALSE; /* not implemented */ +#if 0 driDrawPriv->driverPrivate = (void *)_mesa_create_framebuffer( mesaVis, GL_FALSE, /* software depth buffer? */ mesaVis->stencilBits > 0, mesaVis->accumRedBits > 0, mesaVis->alphaBits > 0 ); /* XXX */ +#else + struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis); + + /* XXX double-check the Offset/Pitch parameters! */ + { + driRenderbuffer *frontRb + = driNewRenderbuffer(GL_RGBA, screen->cpp, + 0, driScrnPriv->fbStride); + sisSetSpanFunctions(frontRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base); + } + + if (mesaVis->doubleBufferMode) { + driRenderbuffer *backRb + = driNewRenderbuffer(GL_RGBA, screen->cpp, + 0, driScrnPriv->fbStride); + sisSetSpanFunctions(backRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base); + } + + if (mesaVis->depthBits == 16) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp, + 0, driScrnPriv->fbStride); + sisSetSpanFunctions(depthRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + else if (mesaVis->depthBits == 24) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp, + 0, driScrnPriv->fbStride); + sisSetSpanFunctions(depthRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + else if (mesaVis->depthBits == 32) { + driRenderbuffer *depthRb + = driNewRenderbuffer(GL_DEPTH_COMPONENT32, screen->cpp, + 0, driScrnPriv->fbStride); + sisSetSpanFunctions(depthRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base); + } + + /* no h/w stencil? + if (mesaVis->stencilBits > 0) { + driRenderbuffer *stencilRb + = driNewRenderbuffer(GL_STENCIL_INDEX8_EXT); + sisSetSpanFunctions(stencilRb, mesaVis); + _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &stencilRb->Base); + } + */ + + _mesa_add_soft_renderbuffers(fb, + GL_FALSE, /* color */ + GL_FALSE, /* depth */ + mesaVis->stencilBits > 0, + mesaVis->accumRedBits > 0, + GL_FALSE, /* alpha */ + GL_FALSE /* aux */); + driDrawPriv->driverPrivate = (void *) fb; +#endif + return (driDrawPriv->driverPrivate != NULL); } |