187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/************************************************************************** 287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * 387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * Copyright © 2010 Jakob Bornecrantz 487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * 587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * Permission is hereby granted, free of charge, to any person obtaining a 687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * copy of this software and associated documentation files (the "Software"), 787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * to deal in the Software without restriction, including without limitation 887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * the rights to use, copy, modify, merge, publish, distribute, sublicense, 987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * and/or sell copies of the Software, and to permit persons to whom the 1087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * Software is furnished to do so, subject to the following conditions: 1187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * 1287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * The above copyright notice and this permission notice (including the next 1387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * paragraph) shall be included in all copies or substantial portions of the 1487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * Software. 1587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * 1687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 1987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 2087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 2187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 2287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * DEALINGS IN THE SOFTWARE. 2387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz * 2487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz **************************************************************************/ 2587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 2687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 2787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#define USE_TRACE 0 2887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#define WIDTH 300 2987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#define HEIGHT 300 3087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#define NEAR 30 3187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#define FAR 1000 3287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#define FLIP 0 3387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 3487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* pipe_*_state structs */ 3587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "pipe/p_state.h" 3687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* pipe_context */ 3787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "pipe/p_context.h" 3887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* pipe_screen */ 3987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "pipe/p_screen.h" 4087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* PIPE_* */ 4187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "pipe/p_defines.h" 4287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* TGSI_SEMANTIC_{POSITION|GENERIC} */ 4387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "pipe/p_shader_tokens.h" 4487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* pipe_buffer_* helpers */ 4587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "util/u_inlines.h" 4687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 4787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* constant state object helper */ 4887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "cso_cache/cso_context.h" 4987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 5087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* debug_dump_surface_bmp */ 5187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "util/u_debug.h" 5287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* util_draw_vertex_buffer helper */ 5387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "util/u_draw_quad.h" 5487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* FREE & CALLOC_STRUCT */ 5587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "util/u_memory.h" 5687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz/* util_make_[fragment|vertex]_passthrough_shader */ 5787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz#include "util/u_simple_shaders.h" 5866f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez/* to get a hardware pipe driver */ 5966f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez#include "pipe-loader/pipe_loader.h" 6087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 6187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantzstruct program 6287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz{ 6366f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez struct pipe_loader_device *dev; 6487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_screen *screen; 6587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_context *pipe; 6687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct cso_context *cso; 6787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 6887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_blend_state blend; 6987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_depth_stencil_alpha_state depthstencil; 7087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_rasterizer_state rasterizer; 7187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_viewport_state viewport; 7287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_framebuffer_state framebuffer; 7387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct pipe_vertex_element velem[2]; 7487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 7587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz void *vs; 7687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz void *fs; 7787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 786dd284f7c8fac22f64c13fdf9909094f5ec59086Dave Airlie union pipe_color_union clear_color; 7987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 803e3d6864da093a99bad282e78945a1b1c4503ca4Jakob Bornecrantz struct pipe_resource *vbuf; 813e3d6864da093a99bad282e78945a1b1c4503ca4Jakob Bornecrantz struct pipe_resource *target; 8287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz}; 8387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 8487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantzstatic void init_prog(struct program *p) 8587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz{ 864c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger struct pipe_surface surf_tmpl; 8766f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez int ret; 8866f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez 8966f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez /* find a hardware device */ 9066f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez ret = pipe_loader_probe(&p->dev, 1); 9166f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez assert(ret); 9266f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez 9366f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez /* init a pipe screen */ 9466f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez p->screen = pipe_loader_create_screen(p->dev, PIPE_SEARCH_DIR); 9566f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez assert(p->screen); 96ed5ce78b8146a485f418a3ca06e545ab297f6f93Jakob Bornecrantz 97ed5ce78b8146a485f418a3ca06e545ab297f6f93Jakob Bornecrantz /* create the pipe driver context and cso context */ 9887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->pipe = p->screen->context_create(p->screen, NULL); 9987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->cso = cso_create_context(p->pipe); 10087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 10187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* set clear color */ 1026dd284f7c8fac22f64c13fdf9909094f5ec59086Dave Airlie p->clear_color.f[0] = 0.3; 1036dd284f7c8fac22f64c13fdf9909094f5ec59086Dave Airlie p->clear_color.f[1] = 0.1; 1046dd284f7c8fac22f64c13fdf9909094f5ec59086Dave Airlie p->clear_color.f[2] = 0.3; 1056dd284f7c8fac22f64c13fdf9909094f5ec59086Dave Airlie p->clear_color.f[3] = 1.0; 10687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 10787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* vertex buffer */ 10887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 10987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float vertices[4][2][4] = { 11087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 11187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 0.0f, -0.9f, 0.0f, 1.0f }, 11287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 1.0f, 0.0f, 0.0f, 1.0f } 11387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz }, 11487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 11587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { -0.9f, 0.9f, 0.0f, 1.0f }, 11687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 0.0f, 1.0f, 0.0f, 1.0f } 11787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz }, 11887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 11987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 0.9f, 0.9f, 0.0f, 1.0f }, 12087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 0.0f, 0.0f, 1.0f, 1.0f } 12187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } 12287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz }; 12387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 124eafb7f234d11a290b00dcaf5492b9bdad1cf5148Marek Olšák p->vbuf = pipe_buffer_create(p->screen, PIPE_BIND_VERTEX_BUFFER, 125eafb7f234d11a290b00dcaf5492b9bdad1cf5148Marek Olšák PIPE_USAGE_STATIC, sizeof(vertices)); 1263e3d6864da093a99bad282e78945a1b1c4503ca4Jakob Bornecrantz pipe_buffer_write(p->pipe, p->vbuf, 0, sizeof(vertices), vertices); 12787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } 12887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 12987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* render target texture */ 13087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 1313e3d6864da093a99bad282e78945a1b1c4503ca4Jakob Bornecrantz struct pipe_resource tmplt; 13287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz memset(&tmplt, 0, sizeof(tmplt)); 13387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz tmplt.target = PIPE_TEXTURE_2D; 13487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz tmplt.format = PIPE_FORMAT_B8G8R8A8_UNORM; /* All drivers support this */ 13587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz tmplt.width0 = WIDTH; 13687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz tmplt.height0 = HEIGHT; 13787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz tmplt.depth0 = 1; 1384c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger tmplt.array_size = 1; 13987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz tmplt.last_level = 0; 140cd70b6bd9ea8bfc4342f45340a1fedfaed81257fJosé Fonseca tmplt.bind = PIPE_BIND_RENDER_TARGET; 14187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 142cd70b6bd9ea8bfc4342f45340a1fedfaed81257fJosé Fonseca p->target = p->screen->resource_create(p->screen, &tmplt); 14387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } 14487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 14587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* disabled blending/masking */ 14687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz memset(&p->blend, 0, sizeof(p->blend)); 14787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->blend.rt[0].colormask = PIPE_MASK_RGBA; 14887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 14987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* no-op depth/stencil/alpha */ 15087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz memset(&p->depthstencil, 0, sizeof(p->depthstencil)); 15187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 15287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* rasterizer */ 15387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz memset(&p->rasterizer, 0, sizeof(p->rasterizer)); 154519694e0fcbd776787a69b7cef87c14dd7c99dc5Keith Whitwell p->rasterizer.cull_face = PIPE_FACE_NONE; 15587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->rasterizer.gl_rasterization_rules = 1; 156dc4c821f0817a3db716f965692fb701079f66340Marek Olšák p->rasterizer.depth_clip = 1; 15787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 158c9760c5c89ecbd71b373e3b367b5e6d3a287e010Alon Levy surf_tmpl.format = PIPE_FORMAT_B8G8R8A8_UNORM; 1594c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.usage = PIPE_BIND_RENDER_TARGET; 1604c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.u.tex.level = 0; 1614c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.u.tex.first_layer = 0; 1624c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger surf_tmpl.u.tex.last_layer = 0; 16387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* drawing destination */ 16487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz memset(&p->framebuffer, 0, sizeof(p->framebuffer)); 16587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->framebuffer.width = WIDTH; 16687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->framebuffer.height = HEIGHT; 16787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->framebuffer.nr_cbufs = 1; 1684c7001462607e6e99e474d6271dd481d3f8f201cRoland Scheidegger p->framebuffer.cbufs[0] = p->pipe->create_surface(p->pipe, p->target, &surf_tmpl); 16987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 17087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* viewport, depth isn't really needed */ 17187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 17287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float x = 0; 17387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float y = 0; 17487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float z = FAR; 17587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float half_width = (float)WIDTH / 2.0f; 17687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float half_height = (float)HEIGHT / 2.0f; 17787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float half_depth = ((float)FAR - (float)NEAR) / 2.0f; 17887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz float scale, bias; 17987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 18087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz if (FLIP) { 18187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz scale = -1.0f; 18287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz bias = (float)HEIGHT; 18387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } else { 18487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz scale = 1.0f; 18587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz bias = 0.0f; 18687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } 18787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 18887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.scale[0] = half_width; 18987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.scale[1] = half_height * scale; 19087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.scale[2] = half_depth; 19187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.scale[3] = 1.0f; 19287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 19387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.translate[0] = half_width + x; 19487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.translate[1] = (half_height + y) * scale + bias; 19587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.translate[2] = half_depth + z; 19687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->viewport.translate[3] = 0.0f; 19787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } 19887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 19987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* vertex elements state */ 20087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz memset(p->velem, 0, sizeof(p->velem)); 20187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[0].src_offset = 0 * 4 * sizeof(float); /* offset 0, first element */ 20287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[0].instance_divisor = 0; 20387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[0].vertex_buffer_index = 0; 20487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[0].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; 20587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 20687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[1].src_offset = 1 * 4 * sizeof(float); /* offset 16, second element */ 20787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[1].instance_divisor = 0; 20887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[1].vertex_buffer_index = 0; 20987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->velem[1].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; 21087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 21187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* vertex shader */ 21287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz { 21387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz const uint semantic_names[] = { TGSI_SEMANTIC_POSITION, 21487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz TGSI_SEMANTIC_COLOR }; 21587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz const uint semantic_indexes[] = { 0, 0 }; 21687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->vs = util_make_vertex_passthrough_shader(p->pipe, 2, semantic_names, semantic_indexes); 21787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz } 21887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 21987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* fragment shader */ 22087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->fs = util_make_fragment_passthrough_shader(p->pipe); 22187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz} 22287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 22387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantzstatic void close_prog(struct program *p) 22487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz{ 22587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* unset all state */ 22687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_release_all(p->cso); 22787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 22887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->pipe->delete_vs_state(p->pipe, p->vs); 22987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->pipe->delete_fs_state(p->pipe, p->fs); 23087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 23187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz pipe_surface_reference(&p->framebuffer.cbufs[0], NULL); 2323e3d6864da093a99bad282e78945a1b1c4503ca4Jakob Bornecrantz pipe_resource_reference(&p->target, NULL); 2333e3d6864da093a99bad282e78945a1b1c4503ca4Jakob Bornecrantz pipe_resource_reference(&p->vbuf, NULL); 23487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 23587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_destroy_context(p->cso); 23687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->pipe->destroy(p->pipe); 23787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->screen->destroy(p->screen); 23866f7fd99fa1d8c8e3b09fadd5624db9968b67506Francisco Jerez pipe_loader_release(&p->dev, 1); 23987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 24087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz FREE(p); 24187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz} 24287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 24387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantzstatic void draw(struct program *p) 24487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz{ 24587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* set the render target */ 24687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_framebuffer(p->cso, &p->framebuffer); 24787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 24887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* clear the render target */ 2496dd284f7c8fac22f64c13fdf9909094f5ec59086Dave Airlie p->pipe->clear(p->pipe, PIPE_CLEAR_COLOR, &p->clear_color, 0, 0); 25087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 25187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* set misc state we care about */ 25287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_blend(p->cso, &p->blend); 25387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_depth_stencil_alpha(p->cso, &p->depthstencil); 25487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_rasterizer(p->cso, &p->rasterizer); 25587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_viewport(p->cso, &p->viewport); 25687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 25787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* shaders */ 25887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_fragment_shader_handle(p->cso, p->fs); 25987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_vertex_shader_handle(p->cso, p->vs); 26087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 26187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz /* vertex element data */ 26287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz cso_set_vertex_elements(p->cso, 2, p->velem); 26387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 264c9760c5c89ecbd71b373e3b367b5e6d3a287e010Alon Levy util_draw_vertex_buffer(p->pipe, p->cso, 26587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz p->vbuf, 0, 26687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz PIPE_PRIM_TRIANGLES, 26787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 3, /* verts */ 26887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 2); /* attribs/vert */ 26987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 2707e02303497237cde958c28608477d0c355a8038bMarek Olšák p->pipe->flush(p->pipe, NULL); 27187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 27287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz debug_dump_surface_bmp(p->pipe, "result.bmp", p->framebuffer.cbufs[0]); 27387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz} 27487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 27587ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantzint main(int argc, char** argv) 27687ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz{ 27787ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz struct program *p = CALLOC_STRUCT(program); 27887ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 27987ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz init_prog(p); 28087ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz draw(p); 28187ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz close_prog(p); 28287ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz 28387ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz return 0; 28487ac117d6717cca0b4d1452a7519a1baa962ebc1Jakob Bornecrantz} 285