diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/intel_pixel_bitmap.c')
-rw-r--r-- | src/mesa/drivers/dri/i965/intel_pixel_bitmap.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c index 5841afaa3e..79c1fee9c0 100644 --- a/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/i965/intel_pixel_bitmap.c @@ -168,12 +168,15 @@ do_blit_bitmap( GLcontext *ctx, { struct intel_context *intel = intel_context(ctx); struct intel_region *dst = intel_drawbuf_region(intel); - + GLfloat tmpColor[4]; + union { GLuint ui; GLubyte ub[4]; } color; + if (!dst) + return GL_FALSE; if (unpack->BufferObj->Name) { bitmap = map_pbo(ctx, width, height, unpack, bitmap); @@ -181,10 +184,16 @@ do_blit_bitmap( GLcontext *ctx, return GL_TRUE; /* even though this is an error, we're done */ } - UNCLAMPED_FLOAT_TO_CHAN(color.ub[0], ctx->Current.RasterColor[2]); - UNCLAMPED_FLOAT_TO_CHAN(color.ub[1], ctx->Current.RasterColor[1]); - UNCLAMPED_FLOAT_TO_CHAN(color.ub[2], ctx->Current.RasterColor[0]); - UNCLAMPED_FLOAT_TO_CHAN(color.ub[3], ctx->Current.RasterColor[3]); + COPY_4V(tmpColor, ctx->Current.RasterColor); + + if (NEED_SECONDARY_COLOR(ctx)) { + ADD_3V(tmpColor, tmpColor, ctx->Current.RasterSecondaryColor); + } + + UNCLAMPED_FLOAT_TO_CHAN(color.ub[0], tmpColor[2]); + UNCLAMPED_FLOAT_TO_CHAN(color.ub[1], tmpColor[1]); + UNCLAMPED_FLOAT_TO_CHAN(color.ub[2], tmpColor[0]); + UNCLAMPED_FLOAT_TO_CHAN(color.ub[3], tmpColor[3]); /* Does zoom apply to bitmaps? */ @@ -226,10 +235,10 @@ do_blit_bitmap( GLcontext *ctx, dsty = dPriv->y + (dPriv->h - dsty - height); dstx = dPriv->x + dstx; - dest_rect.x1 = dstx; - dest_rect.y1 = dsty; - dest_rect.x2 = dstx + width; - dest_rect.y2 = dsty + height; + dest_rect.x1 = dstx < 0 ? 0 : dstx; + dest_rect.y1 = dsty < 0 ? 0 : dsty; + dest_rect.x2 = dstx + width < 0 ? 0 : dstx + width; + dest_rect.y2 = dsty + height < 0 ? 0 : dsty + height; for (i = 0; i < nbox; i++) { drm_clip_rect_t rect; @@ -260,7 +269,9 @@ do_blit_bitmap( GLcontext *ctx, int h = MIN2(DY, box_h - py); int w = MIN2(DX, box_w - px); GLuint sz = align(align(w,8) * h, 64)/8; - + GLenum logic_op = ctx->Color.ColorLogicOpEnabled ? + ctx->Color.LogicOp : GL_COPY; + assert(sz <= sizeof(stipple)); memset(stipple, 0, sz); @@ -288,7 +299,8 @@ do_blit_bitmap( GLcontext *ctx, dst->tiled, rect.x1 + px, rect.y2 - (py + h), - w, h); + w, h, + logic_op); } } } |