From 29bcbf5e797a18430285c75abb8a9300c8defe1d Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Tue, 24 Aug 2010 20:04:08 +0100 Subject: llvmpipe: track drawing region as a single u_rect --- src/gallium/drivers/llvmpipe/lp_setup.c | 29 ++++++++++++++++++++++++----- 1 file changed, 24 insertions(+), 5 deletions(-) (limited to 'src/gallium/drivers/llvmpipe/lp_setup.c') diff --git a/src/gallium/drivers/llvmpipe/lp_setup.c b/src/gallium/drivers/llvmpipe/lp_setup.c index 5389de8b63..0c6d2de193 100644 --- a/src/gallium/drivers/llvmpipe/lp_setup.c +++ b/src/gallium/drivers/llvmpipe/lp_setup.c @@ -315,6 +315,11 @@ lp_setup_bind_framebuffer( struct lp_setup_context *setup, * scene. */ util_copy_framebuffer_state(&setup->fb, fb); + setup->framebuffer.x0 = 0; + setup->framebuffer.y0 = 0; + setup->framebuffer.x1 = fb->width-1; + setup->framebuffer.y1 = fb->height-1; + setup->dirty |= LP_SETUP_NEW_SCISSOR; } @@ -472,8 +477,12 @@ lp_setup_set_triangle_state( struct lp_setup_context *setup, setup->ccw_is_frontface = ccw_is_frontface; setup->cullmode = cull_mode; setup->triangle = first_triangle; - setup->scissor_test = scissor; setup->pixel_offset = gl_rasterization_rules ? 0.5f : 0.0f; + + if (setup->scissor_test != scissor) { + setup->dirty |= LP_SETUP_NEW_SCISSOR; + setup->scissor_test = scissor; + } } @@ -562,10 +571,11 @@ lp_setup_set_scissor( struct lp_setup_context *setup, assert(scissor); - if (memcmp(&setup->scissor.current, scissor, sizeof(*scissor)) != 0) { - setup->scissor.current = *scissor; /* struct copy */ - setup->dirty |= LP_SETUP_NEW_SCISSOR; - } + setup->scissor.x0 = scissor->minx; + setup->scissor.x1 = scissor->maxx-1; + setup->scissor.y0 = scissor->miny; + setup->scissor.y1 = scissor->maxy-1; + setup->dirty |= LP_SETUP_NEW_SCISSOR; } @@ -805,6 +815,15 @@ lp_setup_update_state( struct lp_setup_context *setup ) for (i = 0; i < Elements(setup->fs.current_tex); i++) { if (setup->fs.current_tex[i]) lp_scene_add_resource_reference(scene, setup->fs.current_tex[i]); + if (setup->dirty & LP_SETUP_NEW_SCISSOR) { + setup->draw_region = setup->framebuffer; + if (setup->scissor_test) { + u_rect_possible_intersection(&setup->scissor, + &setup->draw_region); + } + } + + } } } -- cgit v1.2.3