diff options
Diffstat (limited to 'src/mesa/drivers/dri/tdfx/tdfx_span.c')
| -rw-r--r-- | src/mesa/drivers/dri/tdfx/tdfx_span.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_span.c b/src/mesa/drivers/dri/tdfx/tdfx_span.c index ce895f8254..d9d52d2b6f 100644 --- a/src/mesa/drivers/dri/tdfx/tdfx_span.c +++ b/src/mesa/drivers/dri/tdfx/tdfx_span.c @@ -47,21 +47,19 @@ #define LOCAL_VARS \ - __DRIdrawablePrivate *dPriv = fxMesa->driDrawable; \ - tdfxScreenPrivate *fxPriv = fxMesa->fxScreen; \ - GLboolean isFront = (ctx->DrawBuffer->_ColorDrawBufferMask[0] \ - == BUFFER_BIT_FRONT_LEFT); \ - GLuint pitch = isFront ? (fxMesa->screen_width * BYTESPERPIXEL) \ - : info.strideInBytes; \ - GLuint height = fxMesa->height; \ + driRenderbuffer *drb = (driRenderbuffer *) rb; \ + __DRIdrawablePrivate *const dPriv = drb->dPriv; \ + GLuint pitch = drb->backBuffer ? info.strideInBytes \ + : (drb->pitch * drb->cpp); \ + const GLuint bottom = dPriv->h - 1; \ char *buf = (char *)((char *)info.lfbPtr + \ - dPriv->x * fxPriv->cpp + \ - dPriv->y * pitch); \ + (dPriv->x * drb->cpp) + \ + (dPriv->y * pitch)); \ GLuint p; \ (void) buf; (void) p; -#define Y_FLIP(_y) (height - _y - 1) +#define Y_FLIP(_y) (bottom - _y) #define HW_WRITE_LOCK() \ @@ -71,10 +69,9 @@ UNLOCK_HARDWARE( fxMesa ); \ LOCK_HARDWARE( fxMesa ); \ info.size = sizeof(GrLfbInfo_t); \ - if ( fxMesa->Glide.grLfbLock( GR_LFB_WRITE_ONLY, \ - fxMesa->DrawBuffer, LFB_MODE, \ - GR_ORIGIN_UPPER_LEFT, FXFALSE, &info ) ) \ - { + if (fxMesa->Glide.grLfbLock(GR_LFB_WRITE_ONLY, fxMesa->DrawBuffer, \ + LFB_MODE, GR_ORIGIN_UPPER_LEFT, FXFALSE, \ + &info)) { #define HW_WRITE_UNLOCK() \ fxMesa->Glide.grLfbUnlock( GR_LFB_WRITE_ONLY, fxMesa->DrawBuffer );\ @@ -976,7 +973,7 @@ tdfxDDWriteDepthPixels(GLcontext * ctx, struct gl_renderbuffer *rb, GetFbParams(fxMesa, &info, &backBufferInfo, &ReadParams, sizeof(GLushort)); for (i = 0; i < n; i++) { - if (mask[i] && visible_pixel(fxMesa, x[i], y[i])) { + if ((!mask || mask[i]) && visible_pixel(fxMesa, x[i], y[i])) { xpos = x[i] + fxMesa->x_offset; ypos = bottom - y[i]; d16 = depth[i]; @@ -1000,7 +997,7 @@ tdfxDDWriteDepthPixels(GLcontext * ctx, struct gl_renderbuffer *rb, GetFbParams(fxMesa, &info, &backBufferInfo, &ReadParams, sizeof(GLuint)); for (i = 0; i < n; i++) { - if (mask[i]) { + if (!mask || mask[i]) { if (visible_pixel(fxMesa, x[i], y[i])) { xpos = x[i] + fxMesa->x_offset; ypos = bottom - y[i]; |