diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_pixel_bitmap.c | 135 |
1 files changed, 53 insertions, 82 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c index b27766ee6fd..aaf3a8b889d 100644 --- a/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c +++ b/src/mesa/drivers/dri/intel/intel_pixel_bitmap.c @@ -188,11 +188,12 @@ do_blit_bitmap( GLcontext *ctx, GLfloat tmpColor[4]; GLubyte ubcolor[4]; GLuint color; - unsigned int num_cliprects; - drm_clip_rect_t *cliprects; - int x_off, y_off; GLsizei bitmap_width = width; GLsizei bitmap_height = height; + GLint px, py; + GLuint stipple[32]; + GLint orig_dstx = dstx; + GLint orig_dsty = dsty; /* Update draw buffer bounds */ _mesa_update_state(ctx); @@ -233,90 +234,60 @@ do_blit_bitmap( GLcontext *ctx, if (!intel_check_blit_fragment_ops(ctx, tmpColor[3] == 1.0F)) return GL_FALSE; - intel_get_cliprects(intel, &cliprects, &num_cliprects, &x_off, &y_off); - if (num_cliprects != 0) { - GLuint i; - GLint orig_dstx = dstx; - GLint orig_dsty = dsty; - - /* Clip to buffer bounds and scissor. */ - if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin, - fb->_Xmax, fb->_Ymax, - &dstx, &dsty, &width, &height)) - goto out; - - dstx = x_off + dstx; - dsty = y_off + y_flip(fb, dsty, height); - - for (i = 0; i < num_cliprects; i++) { - int box_x, box_y, box_w, box_h; - GLint px, py; - GLuint stipple[32]; - - box_x = dstx; - box_y = dsty; - box_w = width; - box_h = height; - - /* Clip to drawable cliprect */ - if (!_mesa_clip_to_region(cliprects[i].x1, - cliprects[i].y1, - cliprects[i].x2, - cliprects[i].y2, - &box_x, &box_y, &box_w, &box_h)) - continue; + /* Clip to buffer bounds and scissor. */ + if (!_mesa_clip_to_region(fb->_Xmin, fb->_Ymin, + fb->_Xmax, fb->_Ymax, + &dstx, &dsty, &width, &height)) + goto out; + + dsty = y_flip(fb, dsty, height); #define DY 32 #define DX 32 - /* Then, finally, chop it all into chunks that can be - * digested by hardware: + /* Chop it all into chunks that can be digested by hardware: */ + for (py = 0; py < height; py += DY) { + for (px = 0; px < width; px += DX) { + int h = MIN2(DY, height - py); + int w = MIN2(DX, width - 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); + + /* May need to adjust this when padding has been introduced in + * sz above: + * + * Have to translate destination coordinates back into source + * coordinates. */ - for (py = 0; py < box_h; py += DY) { - for (px = 0; px < box_w; px += DX) { - 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); - - /* May need to adjust this when padding has been introduced in - * sz above: - * - * Have to translate destination coordinates back into source - * coordinates. - */ - if (get_bitmap_rect(bitmap_width, bitmap_height, unpack, - bitmap, - -orig_dstx + (box_x + px - x_off), - -orig_dsty + y_flip(fb, - box_y + py - y_off, h), - w, h, - (GLubyte *)stipple, - 8, - fb->Name == 0 ? GL_TRUE : GL_FALSE) == 0) - continue; - - if (!intelEmitImmediateColorExpandBlit(intel, - dst->cpp, - (GLubyte *)stipple, - sz, - color, - dst->pitch, - dst->buffer, - 0, - dst->tiling, - box_x + px, - box_y + py, - w, h, - logic_op)) { - return GL_FALSE; - } - } - } + if (get_bitmap_rect(bitmap_width, bitmap_height, unpack, + bitmap, + -orig_dstx + (dstx + px), + -orig_dsty + y_flip(fb, dsty + py, h), + w, h, + (GLubyte *)stipple, + 8, + fb->Name == 0 ? GL_TRUE : GL_FALSE) == 0) + continue; + + if (!intelEmitImmediateColorExpandBlit(intel, + dst->cpp, + (GLubyte *)stipple, + sz, + color, + dst->pitch, + dst->buffer, + 0, + dst->tiling, + dstx + px, + dsty + py, + w, h, + logic_op)) { + return GL_FALSE; + } } } out: |