From c064d5a1baef7d227e83ecd902575dce16ca20bd Mon Sep 17 00:00:00 2001 From: Younes Manton Date: Sun, 23 Nov 2008 14:06:20 -0500 Subject: g3dvl: Use texture instead of surface for backbuffer. --- src/gallium/state_trackers/g3dvl/vl_basic_csc.c | 55 ++++++++++++++----------- 1 file changed, 30 insertions(+), 25 deletions(-) diff --git a/src/gallium/state_trackers/g3dvl/vl_basic_csc.c b/src/gallium/state_trackers/g3dvl/vl_basic_csc.c index 9f9dafc8a9..e3b3d03256 100644 --- a/src/gallium/state_trackers/g3dvl/vl_basic_csc.c +++ b/src/gallium/state_trackers/g3dvl/vl_basic_csc.c @@ -5,6 +5,7 @@ #include #include #include +#include #include #include #include "vl_csc.h" @@ -33,6 +34,7 @@ struct vlBasicCSC struct pipe_context *pipe; struct pipe_viewport_state viewport; struct pipe_framebuffer_state framebuffer; + struct pipe_texture *framebuffer_tex; void *sampler; void *vertex_shader, *fragment_shader; struct pipe_vertex_buffer vertex_bufs[2]; @@ -49,6 +51,7 @@ static int vlResizeFrameBuffer { struct vlBasicCSC *basic_csc; struct pipe_context *pipe; + struct pipe_texture template; assert(csc); @@ -58,13 +61,6 @@ static int vlResizeFrameBuffer if (basic_csc->framebuffer.width == width && basic_csc->framebuffer.height == height) return 0; - if (basic_csc->framebuffer.cbufs[0]) - pipe->winsys->surface_release - ( - pipe->winsys, - &basic_csc->framebuffer.cbufs[0] - ); - basic_csc->viewport.scale[0] = width; basic_csc->viewport.scale[1] = height; basic_csc->viewport.scale[2] = 1; @@ -73,20 +69,30 @@ static int vlResizeFrameBuffer basic_csc->viewport.translate[1] = 0; basic_csc->viewport.translate[2] = 0; basic_csc->viewport.translate[3] = 0; + + if (basic_csc->framebuffer_tex) + pipe_texture_release(&basic_csc->framebuffer_tex); + + memset(&template, 0, sizeof(struct pipe_texture)); + template.target = PIPE_TEXTURE_2D; + template.format = PIPE_FORMAT_A8R8G8B8_UNORM; + template.last_level = 0; + template.width[0] = width; + template.height[0] = height; + template.depth[0] = 1; + template.compressed = 0; + pf_get_block(template.format, &template.block); + template.tex_usage = PIPE_TEXTURE_USAGE_DISPLAY_TARGET; + + basic_csc->framebuffer_tex = pipe->screen->texture_create(pipe->screen, &template); basic_csc->framebuffer.width = width; basic_csc->framebuffer.height = height; - basic_csc->framebuffer.cbufs[0] = pipe->winsys->surface_alloc(pipe->winsys); - pipe->winsys->surface_alloc_storage + basic_csc->framebuffer.cbufs[0] = pipe->screen->get_tex_surface ( - pipe->winsys, - basic_csc->framebuffer.cbufs[0], - width, - height, - PIPE_FORMAT_A8R8G8B8_UNORM, - /* XXX: SoftPipe doesn't change GPU usage to CPU like it does for textures */ - PIPE_BUFFER_USAGE_CPU_READ | PIPE_BUFFER_USAGE_CPU_WRITE, - 0 + pipe->screen, + basic_csc->framebuffer_tex, + 0, 0, 0, PIPE_BUFFER_USAGE_GPU_READ | PIPE_BUFFER_USAGE_GPU_WRITE ); /* Clear to black, in case video doesn't fill the entire window */ @@ -111,7 +117,7 @@ static int vlBegin pipe->set_framebuffer_state(pipe, &basic_csc->framebuffer); pipe->set_viewport_state(pipe, &basic_csc->viewport); pipe->bind_sampler_states(pipe, 1, (void**)&basic_csc->sampler); - /* Source texture set in vlPutSurface() */ + /* Source texture set in vlPutPictureCSC() */ pipe->bind_vs_state(pipe, basic_csc->vertex_shader); pipe->bind_fs_state(pipe, basic_csc->fragment_shader); pipe->set_vertex_buffers(pipe, 2, basic_csc->vertex_bufs); @@ -218,12 +224,8 @@ static int vlDestroy basic_csc = (struct vlBasicCSC*)csc; pipe = basic_csc->pipe; - if (basic_csc->framebuffer.cbufs[0]) - pipe->winsys->surface_release - ( - pipe->winsys, - &basic_csc->framebuffer.cbufs[0] - ); + if (basic_csc->framebuffer_tex) + pipe_texture_release(&basic_csc->framebuffer_tex); pipe->delete_sampler_state(pipe, basic_csc->sampler); pipe->delete_vs_state(pipe, basic_csc->vertex_shader); @@ -645,7 +647,10 @@ static int vlInit pipe = csc->pipe; - /* Delay creating the FB until vlPutSurface() so we know window size */ + /* Delay creating the FB until vlPutPictureCSC() so we know window size */ + csc->framebuffer_tex = NULL; + csc->framebuffer.width = 0; + csc->framebuffer.height = 0; csc->framebuffer.num_cbufs = 1; csc->framebuffer.cbufs[0] = NULL; csc->framebuffer.zsbuf = NULL; -- cgit v1.2.3