| /* |
| * Draw a textured triangle with depth testing. This is written against Intel |
| * ICD. It does not do state transition nor object memory binding like it |
| * should. It also does no error checking. |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <stdbool.h> |
| #include <assert.h> |
| |
| #if defined(XCB_NVIDIA) |
| #define __linux__ |
| #endif |
| |
| #include <xcb/xcb.h> |
| #include <xgl.h> |
| #include <xglDbg.h> |
| #if defined(__linux__) |
| #include <xglWsiX11Ext.h> |
| #endif |
| |
| #include "icd-spv.h" |
| |
| #define DEMO_BUFFER_COUNT 2 |
| #define DEMO_TEXTURE_COUNT 1 |
| |
| struct texture_objects { |
| XGL_SAMPLER sampler; |
| |
| XGL_IMAGE image; |
| uint32_t num_mem; |
| XGL_GPU_MEMORY *mem; |
| XGL_IMAGE_VIEW view; |
| int32_t tex_width, tex_height; |
| }; |
| |
| struct demo { |
| #if defined(__linux__) |
| xcb_connection_t *connection; |
| xcb_screen_t *screen; |
| #endif |
| |
| XGL_INSTANCE inst; |
| XGL_PHYSICAL_GPU gpu; |
| XGL_DEVICE device; |
| XGL_QUEUE queue; |
| |
| int width, height; |
| XGL_FORMAT format; |
| |
| struct { |
| XGL_IMAGE image; |
| uint32_t num_mem; |
| XGL_GPU_MEMORY *mem; |
| |
| XGL_COLOR_ATTACHMENT_VIEW view; |
| XGL_FENCE fence; |
| } buffers[DEMO_BUFFER_COUNT]; |
| |
| struct { |
| XGL_FORMAT format; |
| |
| XGL_IMAGE image; |
| uint32_t num_mem; |
| XGL_GPU_MEMORY *mem; |
| XGL_DEPTH_STENCIL_VIEW view; |
| } depth; |
| |
| struct texture_objects textures[DEMO_TEXTURE_COUNT]; |
| |
| struct { |
| XGL_BUFFER buf; |
| uint32_t num_mem; |
| XGL_GPU_MEMORY *mem; |
| |
| XGL_PIPELINE_VERTEX_INPUT_CREATE_INFO vi; |
| XGL_VERTEX_INPUT_BINDING_DESCRIPTION vi_bindings[1]; |
| XGL_VERTEX_INPUT_ATTRIBUTE_DESCRIPTION vi_attrs[2]; |
| } vertices; |
| |
| XGL_DESCRIPTOR_SET_LAYOUT desc_layout; |
| XGL_PIPELINE pipeline; |
| |
| XGL_DYNAMIC_VP_STATE_OBJECT viewport; |
| XGL_DYNAMIC_RS_STATE_OBJECT raster; |
| XGL_DYNAMIC_CB_STATE_OBJECT color_blend; |
| XGL_DYNAMIC_DS_STATE_OBJECT depth_stencil; |
| |
| XGL_CMD_BUFFER cmd; |
| |
| XGL_DESCRIPTOR_REGION desc_region; |
| XGL_DESCRIPTOR_SET desc_set; |
| |
| #if defined(__linux__) |
| xcb_window_t window; |
| xcb_intern_atom_reply_t *atom_wm_delete_window; |
| #endif |
| |
| bool quit; |
| bool use_staging_buffer; |
| uint32_t current_buffer; |
| }; |
| |
| static void demo_draw_build_cmd(struct demo *demo) |
| { |
| #if defined(__linux__) |
| const XGL_COLOR_ATTACHMENT_BIND_INFO color_attachment = { |
| .view = demo->buffers[demo->current_buffer].view, |
| .layout = XGL_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, |
| }; |
| #endif |
| const XGL_DEPTH_STENCIL_BIND_INFO depth_stencil = { |
| .view = demo->depth.view, |
| .layout = XGL_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL, |
| }; |
| const float clear_color[4] = { 0.2f, 0.2f, 0.2f, 0.2f }; |
| const float clear_depth = 0.9f; |
| XGL_IMAGE_SUBRESOURCE_RANGE clear_range; |
| XGL_CMD_BUFFER_GRAPHICS_BEGIN_INFO graphics_cmd_buf_info = { |
| .sType = XGL_STRUCTURE_TYPE_CMD_BUFFER_GRAPHICS_BEGIN_INFO, |
| .pNext = NULL, |
| }; |
| XGL_CMD_BUFFER_BEGIN_INFO cmd_buf_info = { |
| .sType = XGL_STRUCTURE_TYPE_CMD_BUFFER_BEGIN_INFO, |
| .pNext = &graphics_cmd_buf_info, |
| .flags = XGL_CMD_BUFFER_OPTIMIZE_GPU_SMALL_BATCH_BIT | |
| XGL_CMD_BUFFER_OPTIMIZE_ONE_TIME_SUBMIT_BIT, |
| }; |
| XGL_RESULT err; |
| XGL_ATTACHMENT_LOAD_OP load_op = XGL_ATTACHMENT_LOAD_OP_DONT_CARE; |
| XGL_ATTACHMENT_STORE_OP store_op = XGL_ATTACHMENT_STORE_OP_DONT_CARE; |
| const XGL_FRAMEBUFFER_CREATE_INFO fb_info = { |
| .sType = XGL_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO, |
| .pNext = NULL, |
| .colorAttachmentCount = 1, |
| #if defined(__linux__) |
| .pColorAttachments = (XGL_COLOR_ATTACHMENT_BIND_INFO*) &color_attachment, |
| #endif |
| .pDepthStencilAttachment = (XGL_DEPTH_STENCIL_BIND_INFO*) &depth_stencil, |
| .sampleCount = 1, |
| .width = demo->width, |
| .height = demo->height, |
| .layers = 1, |
| }; |
| XGL_RENDER_PASS_CREATE_INFO rp_info; |
| |
| memset(&rp_info, 0 , sizeof(rp_info)); |
| err = xglCreateFramebuffer(demo->device, &fb_info, &(rp_info.framebuffer)); |
| assert(!err); |
| rp_info.sType = XGL_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO; |
| rp_info.renderArea.extent.width = demo->width; |
| rp_info.renderArea.extent.height = demo->height; |
| rp_info.colorAttachmentCount = fb_info.colorAttachmentCount; |
| rp_info.pColorLoadOps = &load_op; |
| rp_info.pColorStoreOps = &store_op; |
| rp_info.depthLoadOp = XGL_ATTACHMENT_LOAD_OP_DONT_CARE; |
| rp_info.depthStoreOp = XGL_ATTACHMENT_STORE_OP_DONT_CARE; |
| rp_info.stencilLoadOp = XGL_ATTACHMENT_LOAD_OP_DONT_CARE; |
| rp_info.stencilStoreOp = XGL_ATTACHMENT_STORE_OP_DONT_CARE; |
| err = xglCreateRenderPass(demo->device, &rp_info, &(graphics_cmd_buf_info.renderPass)); |
| assert(!err); |
| |
| err = xglBeginCommandBuffer(demo->cmd, &cmd_buf_info); |
| assert(!err); |
| |
| xglCmdBindPipeline(demo->cmd, XGL_PIPELINE_BIND_POINT_GRAPHICS, |
| demo->pipeline); |
| xglCmdBindDescriptorSet(demo->cmd, XGL_PIPELINE_BIND_POINT_GRAPHICS, |
| demo->desc_set, NULL); |
| |
| xglCmdBindDynamicStateObject(demo->cmd, XGL_STATE_BIND_VIEWPORT, demo->viewport); |
| xglCmdBindDynamicStateObject(demo->cmd, XGL_STATE_BIND_RASTER, demo->raster); |
| xglCmdBindDynamicStateObject(demo->cmd, XGL_STATE_BIND_COLOR_BLEND, |
| demo->color_blend); |
| xglCmdBindDynamicStateObject(demo->cmd, XGL_STATE_BIND_DEPTH_STENCIL, |
| demo->depth_stencil); |
| |
| |
| xglCmdBindVertexBuffer(demo->cmd, demo->vertices.buf, 0, 0); |
| |
| xglCmdBeginRenderPass(demo->cmd, graphics_cmd_buf_info.renderPass); |
| clear_range.aspect = XGL_IMAGE_ASPECT_COLOR; |
| clear_range.baseMipLevel = 0; |
| clear_range.mipLevels = 1; |
| clear_range.baseArraySlice = 0; |
| clear_range.arraySize = 1; |
| xglCmdClearColorImage(demo->cmd, |
| demo->buffers[demo->current_buffer].image, |
| clear_color, 1, &clear_range); |
| |
| clear_range.aspect = XGL_IMAGE_ASPECT_DEPTH; |
| xglCmdClearDepthStencil(demo->cmd, demo->depth.image, |
| clear_depth, 0, 1, &clear_range); |
| |
| xglCmdDraw(demo->cmd, 0, 3, 0, 1); |
| xglCmdEndRenderPass(demo->cmd, graphics_cmd_buf_info.renderPass); |
| |
| err = xglEndCommandBuffer(demo->cmd); |
| assert(!err); |
| |
| xglDestroyObject(graphics_cmd_buf_info.renderPass); |
| xglDestroyObject(rp_info.framebuffer); |
| } |
| |
| static void demo_draw(struct demo *demo) |
| { |
| #if defined(__linux__) |
| const XGL_WSI_X11_PRESENT_INFO present = { |
| .destWindow = demo->window, |
| .srcImage = demo->buffers[demo->current_buffer].image, |
| }; |
| #endif |
| XGL_FENCE fence = demo->buffers[demo->current_buffer].fence; |
| XGL_RESULT err; |
| |
| demo_draw_build_cmd(demo); |
| |
| err = xglWaitForFences(demo->device, 1, &fence, XGL_TRUE, ~((uint64_t) 0)); |
| assert(err == XGL_SUCCESS || err == XGL_ERROR_UNAVAILABLE); |
| |
| uint32_t i, idx = 0; |
| XGL_MEMORY_REF *memRefs = 0; |
| memRefs = malloc(sizeof(XGL_MEMORY_REF) * (2 + demo->depth.num_mem + |
| demo->textures[0].num_mem + demo->vertices.num_mem)); |
| for (i = 0; i < demo->depth.num_mem; i++, idx++) { |
| memRefs[idx].mem = demo->depth.mem[i]; |
| memRefs[idx].flags = 0; |
| } |
| for (i = 0; i < demo->textures[0].num_mem; i++, idx++) { |
| memRefs[idx].mem = demo->textures[0].mem[i]; |
| memRefs[idx].flags = 0; |
| } |
| for (i = 0; i < DEMO_BUFFER_COUNT; i++) { |
| for (uint32_t j = 0; j < demo->buffers[i].num_mem; j++) { |
| memRefs[idx].mem = demo->buffers[i].mem[j]; |
| memRefs[idx++].flags = 0; |
| } |
| } |
| for (i = 0; i < demo->vertices.num_mem; i++, idx++) { |
| memRefs[idx].mem = demo->vertices.mem[i]; |
| memRefs[idx].flags = 0; |
| } |
| err = xglQueueSubmit(demo->queue, 1, &demo->cmd, |
| idx, memRefs, XGL_NULL_HANDLE); |
| assert(!err); |
| |
| #if defined(__linux__) |
| err = xglWsiX11QueuePresent(demo->queue, &present, fence); |
| assert(!err); |
| #endif |
| |
| demo->current_buffer = (demo->current_buffer + 1) % DEMO_BUFFER_COUNT; |
| } |
| |
| static void demo_prepare_buffers(struct demo *demo) |
| { |
| #if defined(__linux__) |
| const XGL_WSI_X11_PRESENTABLE_IMAGE_CREATE_INFO presentable_image = { |
| .format = demo->format, |
| .usage = XGL_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, |
| .extent = { |
| .width = demo->width, |
| .height = demo->height, |
| }, |
| .flags = 0, |
| }; |
| #else |
| const XGL_IMAGE_CREATE_INFO presentable_image = { |
| .sType = XGL_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| .pNext = NULL, |
| .imageType = XGL_IMAGE_2D, |
| .format = demo->format, |
| .extent = { demo->width, demo->height, 1 }, |
| .mipLevels = 1, |
| .arraySize = 1, |
| .samples = 1, |
| .tiling = XGL_OPTIMAL_TILING, |
| .usage = XGL_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, |
| .flags = 0, |
| }; |
| XGL_MEMORY_ALLOC_IMAGE_INFO img_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_IMAGE_INFO, |
| .pNext = NULL, |
| }; |
| XGL_MEMORY_ALLOC_INFO mem_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_INFO, |
| .pNext = &img_alloc, |
| .allocationSize = 0, |
| .memProps = XGL_MEMORY_PROPERTY_GPU_ONLY, |
| .memType = XGL_MEMORY_TYPE_IMAGE, |
| .memPriority = XGL_MEMORY_PRIORITY_NORMAL, |
| }; |
| XGL_MEMORY_REQUIREMENTS *mem_reqs; |
| size_t mem_reqs_size = sizeof(XGL_MEMORY_REQUIREMENTS); |
| XGL_IMAGE_MEMORY_REQUIREMENTS img_reqs; |
| size_t img_reqs_size = sizeof(XGL_IMAGE_MEMORY_REQUIREMENTS); |
| uint32_t num_allocations = 0; |
| size_t num_alloc_size = sizeof(num_allocations); |
| #endif |
| const XGL_FENCE_CREATE_INFO fence = { |
| .sType = XGL_STRUCTURE_TYPE_FENCE_CREATE_INFO, |
| .pNext = NULL, |
| .flags = 0, |
| }; |
| XGL_RESULT err; |
| uint32_t i; |
| |
| for (i = 0; i < DEMO_BUFFER_COUNT; i++) { |
| XGL_COLOR_ATTACHMENT_VIEW_CREATE_INFO color_attachment_view = { |
| .sType = XGL_STRUCTURE_TYPE_COLOR_ATTACHMENT_VIEW_CREATE_INFO, |
| .pNext = NULL, |
| .format = demo->format, |
| .mipLevel = 0, |
| .baseArraySlice = 0, |
| .arraySize = 1, |
| }; |
| |
| #if defined(__linux__) |
| demo->buffers[i].mem = malloc(sizeof(XGL_GPU_MEMORY)); |
| err = xglWsiX11CreatePresentableImage(demo->device, &presentable_image, |
| &demo->buffers[i].image, &demo->buffers[i].mem[0]); |
| assert(!err); |
| demo->buffers[i].num_mem = 1; |
| #else |
| err = xglCreateImage(demo->device, &presentable_image, &demo->buffers[i].image); |
| assert(!err); |
| err = xglGetObjectInfo(demo->buffers[i].image, XGL_INFO_TYPE_MEMORY_ALLOCATION_COUNT, &num_alloc_size, &num_allocations); |
| assert(!err && num_alloc_size == sizeof(num_allocations)); |
| mem_reqs = malloc(num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| demo->buffers[i].mem = malloc(num_allocations * sizeof(XGL_GPU_MEMORY)); |
| demo->buffers[i].num_mem = num_allocations; |
| err = xglGetObjectInfo(demo->buffers[i].image, |
| XGL_INFO_TYPE_MEMORY_REQUIREMENTS, |
| &mem_reqs_size, mem_reqs); |
| assert(!err && mem_reqs_size == num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| err = xglGetObjectInfo(demo->buffers[i].image, |
| XGL_INFO_TYPE_IMAGE_MEMORY_REQUIREMENTS, |
| &img_reqs_size, &img_reqs); |
| assert(!err && img_reqs_size == sizeof(XGL_IMAGE_MEMORY_REQUIREMENTS)); |
| img_alloc.usage = img_reqs.usage; |
| img_alloc.formatClass = img_reqs.formatClass; |
| img_alloc.samples = img_reqs.samples; |
| for (uint32_t i = 0; i < num_allocations; i++) { |
| mem_alloc.allocationSize = mem_reqs[i].size; |
| |
| /* allocate memory */ |
| err = xglAllocMemory(demo->device, &mem_alloc, |
| &(demo->buffers[i].mem[i])); |
| assert(!err); |
| |
| /* bind memory */ |
| err = xglBindObjectMemory(demo->buffers[i].image, i, |
| demo->buffers[i].mem[i], 0); |
| assert(!err); |
| } |
| #endif |
| |
| color_attachment_view.image = demo->buffers[i].image; |
| |
| err = xglCreateColorAttachmentView(demo->device, |
| &color_attachment_view, &demo->buffers[i].view); |
| assert(!err); |
| |
| err = xglCreateFence(demo->device, |
| &fence, &demo->buffers[i].fence); |
| assert(!err); |
| } |
| |
| demo->current_buffer = 0; |
| } |
| |
| static void demo_prepare_depth(struct demo *demo) |
| { |
| const XGL_FORMAT depth_format = XGL_FMT_D16_UNORM; |
| const XGL_IMAGE_CREATE_INFO image = { |
| .sType = XGL_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| .pNext = NULL, |
| .imageType = XGL_IMAGE_2D, |
| .format = depth_format, |
| .extent = { demo->width, demo->height, 1 }, |
| .mipLevels = 1, |
| .arraySize = 1, |
| .samples = 1, |
| .tiling = XGL_OPTIMAL_TILING, |
| .usage = XGL_IMAGE_USAGE_DEPTH_STENCIL_BIT, |
| .flags = 0, |
| }; |
| XGL_MEMORY_ALLOC_IMAGE_INFO img_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_IMAGE_INFO, |
| .pNext = NULL, |
| }; |
| XGL_MEMORY_ALLOC_INFO mem_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_INFO, |
| .pNext = &img_alloc, |
| .allocationSize = 0, |
| .memProps = XGL_MEMORY_PROPERTY_GPU_ONLY, |
| .memType = XGL_MEMORY_TYPE_IMAGE, |
| .memPriority = XGL_MEMORY_PRIORITY_NORMAL, |
| }; |
| XGL_DEPTH_STENCIL_VIEW_CREATE_INFO view = { |
| .sType = XGL_STRUCTURE_TYPE_DEPTH_STENCIL_VIEW_CREATE_INFO, |
| .pNext = NULL, |
| .image = XGL_NULL_HANDLE, |
| .mipLevel = 0, |
| .baseArraySlice = 0, |
| .arraySize = 1, |
| .flags = 0, |
| }; |
| |
| XGL_MEMORY_REQUIREMENTS *mem_reqs; |
| size_t mem_reqs_size = sizeof(XGL_MEMORY_REQUIREMENTS); |
| XGL_IMAGE_MEMORY_REQUIREMENTS img_reqs; |
| size_t img_reqs_size = sizeof(XGL_IMAGE_MEMORY_REQUIREMENTS); |
| XGL_RESULT err; |
| uint32_t num_allocations = 0; |
| size_t num_alloc_size = sizeof(num_allocations); |
| |
| demo->depth.format = depth_format; |
| |
| /* create image */ |
| err = xglCreateImage(demo->device, &image, |
| &demo->depth.image); |
| assert(!err); |
| |
| |
| err = xglGetObjectInfo(demo->depth.image, XGL_INFO_TYPE_MEMORY_ALLOCATION_COUNT, &num_alloc_size, &num_allocations); |
| assert(!err && num_alloc_size == sizeof(num_allocations)); |
| mem_reqs = malloc(num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| demo->depth.mem = malloc(num_allocations * sizeof(XGL_GPU_MEMORY)); |
| demo->depth.num_mem = num_allocations; |
| err = xglGetObjectInfo(demo->depth.image, |
| XGL_INFO_TYPE_MEMORY_REQUIREMENTS, |
| &mem_reqs_size, mem_reqs); |
| assert(!err && mem_reqs_size == num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| err = xglGetObjectInfo(demo->depth.image, |
| XGL_INFO_TYPE_IMAGE_MEMORY_REQUIREMENTS, |
| &img_reqs_size, &img_reqs); |
| assert(!err && img_reqs_size == sizeof(XGL_IMAGE_MEMORY_REQUIREMENTS)); |
| img_alloc.usage = img_reqs.usage; |
| img_alloc.formatClass = img_reqs.formatClass; |
| img_alloc.samples = img_reqs.samples; |
| for (uint32_t i = 0; i < num_allocations; i ++) { |
| mem_alloc.allocationSize = mem_reqs[i].size; |
| |
| /* allocate memory */ |
| err = xglAllocMemory(demo->device, &mem_alloc, |
| &(demo->depth.mem[i])); |
| assert(!err); |
| |
| /* bind memory */ |
| err = xglBindObjectMemory(demo->depth.image, i, |
| demo->depth.mem[i], 0); |
| assert(!err); |
| } |
| |
| /* create image view */ |
| view.image = demo->depth.image; |
| err = xglCreateDepthStencilView(demo->device, &view, |
| &demo->depth.view); |
| assert(!err); |
| } |
| |
| static void demo_prepare_texture_image(struct demo *demo, |
| const uint32_t *tex_colors, |
| struct texture_objects *tex_objs, |
| XGL_IMAGE_TILING tiling, |
| XGL_FLAGS mem_props) |
| { |
| const XGL_FORMAT tex_format = XGL_FMT_B8G8R8A8_UNORM; |
| const int32_t tex_width = 2; |
| const int32_t tex_height = 2; |
| XGL_RESULT err; |
| |
| tex_objs->tex_width = tex_width; |
| tex_objs->tex_height = tex_height; |
| |
| const XGL_IMAGE_CREATE_INFO image_create_info = { |
| .sType = XGL_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| .pNext = NULL, |
| .imageType = XGL_IMAGE_2D, |
| .format = tex_format, |
| .extent = { tex_width, tex_height, 1 }, |
| .mipLevels = 1, |
| .arraySize = 1, |
| .samples = 1, |
| .tiling = tiling, |
| .usage = XGL_IMAGE_USAGE_TRANSFER_SOURCE_BIT, |
| .flags = 0, |
| }; |
| XGL_MEMORY_ALLOC_IMAGE_INFO img_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_IMAGE_INFO, |
| .pNext = NULL, |
| }; |
| XGL_MEMORY_ALLOC_INFO mem_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_INFO, |
| .pNext = &img_alloc, |
| .allocationSize = 0, |
| .memProps = mem_props, |
| .memType = XGL_MEMORY_TYPE_IMAGE, |
| .memPriority = XGL_MEMORY_PRIORITY_NORMAL, |
| }; |
| |
| XGL_MEMORY_REQUIREMENTS *mem_reqs; |
| size_t mem_reqs_size = sizeof(XGL_MEMORY_REQUIREMENTS); |
| XGL_IMAGE_MEMORY_REQUIREMENTS img_reqs; |
| size_t img_reqs_size = sizeof(XGL_IMAGE_MEMORY_REQUIREMENTS); |
| uint32_t num_allocations = 0; |
| size_t num_alloc_size = sizeof(num_allocations); |
| |
| err = xglCreateImage(demo->device, &image_create_info, |
| &tex_objs->image); |
| assert(!err); |
| |
| err = xglGetObjectInfo(tex_objs->image, |
| XGL_INFO_TYPE_MEMORY_ALLOCATION_COUNT, |
| &num_alloc_size, &num_allocations); |
| assert(!err && num_alloc_size == sizeof(num_allocations)); |
| mem_reqs = malloc(num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| tex_objs->mem = malloc(num_allocations * sizeof(XGL_GPU_MEMORY)); |
| err = xglGetObjectInfo(tex_objs->image, |
| XGL_INFO_TYPE_MEMORY_REQUIREMENTS, |
| &mem_reqs_size, mem_reqs); |
| assert(!err && mem_reqs_size == num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| err = xglGetObjectInfo(tex_objs->image, |
| XGL_INFO_TYPE_IMAGE_MEMORY_REQUIREMENTS, |
| &img_reqs_size, &img_reqs); |
| assert(!err && img_reqs_size == sizeof(XGL_IMAGE_MEMORY_REQUIREMENTS)); |
| img_alloc.usage = img_reqs.usage; |
| img_alloc.formatClass = img_reqs.formatClass; |
| img_alloc.samples = img_reqs.samples; |
| mem_alloc.memProps = XGL_MEMORY_PROPERTY_CPU_VISIBLE_BIT; |
| for (uint32_t j = 0; j < num_allocations; j ++) { |
| mem_alloc.allocationSize = mem_reqs[j].size; |
| mem_alloc.memType = mem_reqs[j].memType; |
| |
| /* allocate memory */ |
| err = xglAllocMemory(demo->device, &mem_alloc, |
| &(tex_objs->mem[j])); |
| assert(!err); |
| |
| /* bind memory */ |
| err = xglBindObjectMemory(tex_objs->image, j, tex_objs->mem[j], 0); |
| assert(!err); |
| } |
| free(mem_reqs); |
| mem_reqs = NULL; |
| |
| tex_objs->num_mem = num_allocations; |
| |
| if (mem_props & XGL_MEMORY_PROPERTY_CPU_VISIBLE_BIT) { |
| const XGL_IMAGE_SUBRESOURCE subres = { |
| .aspect = XGL_IMAGE_ASPECT_COLOR, |
| .mipLevel = 0, |
| .arraySlice = 0, |
| }; |
| XGL_SUBRESOURCE_LAYOUT layout; |
| size_t layout_size = sizeof(XGL_SUBRESOURCE_LAYOUT); |
| void *data; |
| int32_t x, y; |
| |
| err = xglGetImageSubresourceInfo(tex_objs->image, &subres, |
| XGL_INFO_TYPE_SUBRESOURCE_LAYOUT, |
| &layout_size, &layout); |
| assert(!err && layout_size == sizeof(layout)); |
| /* Linear texture must be within a single memory object */ |
| assert(num_allocations == 1); |
| |
| err = xglMapMemory(tex_objs->mem[0], 0, &data); |
| assert(!err); |
| |
| for (y = 0; y < tex_height; y++) { |
| uint32_t *row = (uint32_t *) ((char *) data + layout.rowPitch * y); |
| for (x = 0; x < tex_width; x++) |
| row[x] = tex_colors[(x & 1) ^ (y & 1)]; |
| } |
| |
| err = xglUnmapMemory(tex_objs->mem[0]); |
| assert(!err); |
| } |
| } |
| |
| static void demo_destroy_texture_image(struct texture_objects *tex_objs) |
| { |
| /* clean up staging resources */ |
| for (uint32_t j = 0; j < tex_objs->num_mem; j ++) { |
| xglBindObjectMemory(tex_objs->image, j, XGL_NULL_HANDLE, 0); |
| xglFreeMemory(tex_objs->mem[j]); |
| } |
| |
| free(tex_objs->mem); |
| xglDestroyObject(tex_objs->image); |
| } |
| |
| static void demo_prepare_textures(struct demo *demo) |
| { |
| const XGL_FORMAT tex_format = XGL_FMT_B8G8R8A8_UNORM; |
| XGL_FORMAT_PROPERTIES props; |
| size_t size = sizeof(props); |
| const uint32_t tex_colors[DEMO_TEXTURE_COUNT][2] = { |
| { 0xffff0000, 0xff00ff00 }, |
| }; |
| XGL_RESULT err; |
| uint32_t i; |
| |
| err = xglGetFormatInfo(demo->device, tex_format, |
| XGL_INFO_TYPE_FORMAT_PROPERTIES, |
| &size, &props); |
| assert(!err); |
| |
| for (i = 0; i < DEMO_TEXTURE_COUNT; i++) { |
| if ((props.linearTilingFeatures & XGL_FORMAT_IMAGE_SHADER_READ_BIT) && !demo->use_staging_buffer) { |
| /* Device can texture using linear textures */ |
| demo_prepare_texture_image(demo, tex_colors[i], &demo->textures[i], |
| XGL_LINEAR_TILING, XGL_MEMORY_PROPERTY_CPU_VISIBLE_BIT); |
| } else if (props.optimalTilingFeatures & XGL_FORMAT_IMAGE_SHADER_READ_BIT){ |
| /* Must use staging buffer to copy linear texture to optimized */ |
| struct texture_objects staging_texture; |
| |
| memset(&staging_texture, 0, sizeof(staging_texture)); |
| demo_prepare_texture_image(demo, tex_colors[i], &staging_texture, |
| XGL_LINEAR_TILING, XGL_MEMORY_PROPERTY_CPU_VISIBLE_BIT); |
| |
| demo_prepare_texture_image(demo, tex_colors[i], &demo->textures[i], |
| XGL_OPTIMAL_TILING, XGL_MEMORY_PROPERTY_GPU_ONLY); |
| |
| XGL_CMD_BUFFER staging_cmd_buf; |
| XGL_CMD_BUFFER_CREATE_INFO cmd_buf_create_info = { |
| .sType = XGL_STRUCTURE_TYPE_CMD_BUFFER_CREATE_INFO, |
| .pNext = NULL, |
| .queueType = XGL_QUEUE_TYPE_GRAPHICS, |
| .flags = 0 |
| }; |
| |
| err = xglCreateCommandBuffer(demo->device, &cmd_buf_create_info, &staging_cmd_buf); |
| assert(!err); |
| |
| /* Copy staging texture to usable texture */ |
| XGL_CMD_BUFFER_BEGIN_INFO cmd_buf_begin_info = { |
| .sType = XGL_STRUCTURE_TYPE_CMD_BUFFER_BEGIN_INFO, |
| .pNext = NULL, |
| .flags = 0 |
| }; |
| |
| err = xglResetCommandBuffer(staging_cmd_buf); |
| assert(!err); |
| |
| err = xglBeginCommandBuffer(staging_cmd_buf, &cmd_buf_begin_info); |
| assert(!err); |
| |
| XGL_IMAGE_COPY copy_region = { |
| .srcSubresource = { XGL_IMAGE_ASPECT_COLOR, 0, 0 }, |
| .srcOffset = { 0, 0, 0 }, |
| .destSubresource = { XGL_IMAGE_ASPECT_COLOR, 0, 0 }, |
| .destOffset = { 0, 0, 0 }, |
| .extent = { staging_texture.tex_width, staging_texture.tex_height, 1 }, |
| }; |
| xglCmdCopyImage(staging_cmd_buf, staging_texture.image, demo->textures[i].image, 1, ©_region); |
| |
| XGL_IMAGE_MEMORY_BARRIER image_memory_barrier = { |
| .sType = XGL_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, |
| .pNext = NULL, |
| .outputMask = XGL_MEMORY_OUTPUT_COPY_BIT, |
| .inputMask = XGL_MEMORY_INPUT_SHADER_READ_BIT | XGL_MEMORY_INPUT_COPY_BIT, |
| .oldLayout = XGL_IMAGE_LAYOUT_GENERAL, |
| .newLayout = XGL_IMAGE_LAYOUT_TRANSFER_DESTINATION_OPTIMAL, |
| .image = staging_texture.image, |
| .subresourceRange = { XGL_IMAGE_ASPECT_COLOR, 0, 1, 0, 0 } |
| }; |
| XGL_IMAGE_MEMORY_BARRIER *pmemory_barrier = &image_memory_barrier; |
| |
| XGL_SET_EVENT set_events[] = { XGL_SET_EVENT_GPU_COMMANDS_COMPLETE }; |
| XGL_PIPELINE_BARRIER pipeline_barrier; |
| pipeline_barrier.sType = XGL_STRUCTURE_TYPE_PIPELINE_BARRIER; |
| pipeline_barrier.pNext = NULL; |
| pipeline_barrier.eventCount = 1; |
| pipeline_barrier.pEvents = set_events; |
| pipeline_barrier.waitEvent = XGL_WAIT_EVENT_TOP_OF_PIPE; |
| pipeline_barrier.memBarrierCount = 1; |
| pipeline_barrier.ppMemBarriers = (const void **)&pmemory_barrier; |
| |
| // write barrier to the command buffer |
| xglCmdPipelineBarrier(staging_cmd_buf, &pipeline_barrier); |
| |
| err = xglEndCommandBuffer(staging_cmd_buf); |
| assert(!err); |
| |
| const XGL_CMD_BUFFER cmd_bufs[] = { staging_cmd_buf }; |
| XGL_MEMORY_REF mem_refs[16]; |
| uint32_t num_refs = 0; |
| |
| for (uint32_t j = 0; j < staging_texture.num_mem; j++) { |
| mem_refs[num_refs].flags = XGL_MEMORY_REF_READ_ONLY_BIT; |
| mem_refs[num_refs].mem = staging_texture.mem[j]; |
| num_refs++; |
| assert(num_refs < 16); |
| } |
| |
| for (uint32_t j = 0; j < demo->textures[i].num_mem; j++) { |
| mem_refs[num_refs].flags = XGL_MEMORY_REF_READ_ONLY_BIT; |
| mem_refs[num_refs].mem = demo->textures[i].mem[j]; |
| num_refs++; |
| assert(num_refs < 16); |
| } |
| |
| err = xglQueueSubmit(demo->queue, 1, cmd_bufs, |
| num_refs, mem_refs, XGL_NULL_HANDLE); |
| assert(!err); |
| |
| err = xglQueueWaitIdle(demo->queue); |
| assert(!err); |
| |
| demo_destroy_texture_image(&staging_texture); |
| |
| xglDestroyObject(staging_cmd_buf); |
| } else { |
| /* Can't support XGL_FMT_B8G8R8A8_UNORM !? */ |
| assert(!"No support for B8G8R8A8_UNORM as texture image format"); |
| } |
| |
| const XGL_SAMPLER_CREATE_INFO sampler = { |
| .sType = XGL_STRUCTURE_TYPE_SAMPLER_CREATE_INFO, |
| .pNext = NULL, |
| .magFilter = XGL_TEX_FILTER_NEAREST, |
| .minFilter = XGL_TEX_FILTER_NEAREST, |
| .mipMode = XGL_TEX_MIPMAP_BASE, |
| .addressU = XGL_TEX_ADDRESS_WRAP, |
| .addressV = XGL_TEX_ADDRESS_WRAP, |
| .addressW = XGL_TEX_ADDRESS_WRAP, |
| .mipLodBias = 0.0f, |
| .maxAnisotropy = 1, |
| .compareFunc = XGL_COMPARE_NEVER, |
| .minLod = 0.0f, |
| .maxLod = 0.0f, |
| .borderColorType = XGL_BORDER_COLOR_OPAQUE_WHITE, |
| }; |
| XGL_IMAGE_VIEW_CREATE_INFO view = { |
| .sType = XGL_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO, |
| .pNext = NULL, |
| .image = XGL_NULL_HANDLE, |
| .viewType = XGL_IMAGE_VIEW_2D, |
| .format = tex_format, |
| .channels = { XGL_CHANNEL_SWIZZLE_R, |
| XGL_CHANNEL_SWIZZLE_G, |
| XGL_CHANNEL_SWIZZLE_B, |
| XGL_CHANNEL_SWIZZLE_A, }, |
| .subresourceRange = { XGL_IMAGE_ASPECT_COLOR, 0, 1, 0, 1 }, |
| .minLod = 0.0f, |
| }; |
| |
| /* create sampler */ |
| err = xglCreateSampler(demo->device, &sampler, |
| &demo->textures[i].sampler); |
| assert(!err); |
| |
| /* create image view */ |
| view.image = demo->textures[i].image; |
| err = xglCreateImageView(demo->device, &view, |
| &demo->textures[i].view); |
| assert(!err); |
| } |
| } |
| |
| static void demo_prepare_vertices(struct demo *demo) |
| { |
| const float vb[3][5] = { |
| /* position texcoord */ |
| { -1.0f, -1.0f, -0.6f, 0.0f, 0.0f }, |
| { 1.0f, -1.0f, -0.5f, 1.0f, 0.0f }, |
| { 0.0f, 1.0f, 1.0f, 0.5f, 1.0f }, |
| }; |
| const XGL_BUFFER_CREATE_INFO buf_info = { |
| .sType = XGL_STRUCTURE_TYPE_BUFFER_CREATE_INFO, |
| .pNext = NULL, |
| .size = sizeof(vb), |
| .usage = XGL_BUFFER_USAGE_VERTEX_FETCH_BIT, |
| .flags = 0, |
| }; |
| XGL_MEMORY_ALLOC_BUFFER_INFO buf_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_BUFFER_INFO, |
| .pNext = NULL, |
| }; |
| XGL_MEMORY_ALLOC_INFO mem_alloc = { |
| .sType = XGL_STRUCTURE_TYPE_MEMORY_ALLOC_INFO, |
| .pNext = &buf_alloc, |
| .allocationSize = 0, |
| .memProps = XGL_MEMORY_PROPERTY_CPU_VISIBLE_BIT, |
| .memType = XGL_MEMORY_TYPE_BUFFER, |
| .memPriority = XGL_MEMORY_PRIORITY_NORMAL, |
| }; |
| XGL_MEMORY_REQUIREMENTS *mem_reqs; |
| size_t mem_reqs_size = sizeof(XGL_MEMORY_REQUIREMENTS); |
| XGL_BUFFER_MEMORY_REQUIREMENTS buf_reqs; |
| size_t buf_reqs_size = sizeof(XGL_BUFFER_MEMORY_REQUIREMENTS); |
| uint32_t num_allocations = 0; |
| size_t num_alloc_size = sizeof(num_allocations); |
| XGL_RESULT err; |
| void *data; |
| |
| memset(&demo->vertices, 0, sizeof(demo->vertices)); |
| |
| err = xglCreateBuffer(demo->device, &buf_info, &demo->vertices.buf); |
| assert(!err); |
| |
| err = xglGetObjectInfo(demo->vertices.buf, |
| XGL_INFO_TYPE_MEMORY_ALLOCATION_COUNT, |
| &num_alloc_size, &num_allocations); |
| assert(!err && num_alloc_size == sizeof(num_allocations)); |
| mem_reqs = malloc(num_allocations * sizeof(XGL_MEMORY_REQUIREMENTS)); |
| demo->vertices.mem = malloc(num_allocations * sizeof(XGL_GPU_MEMORY)); |
| demo->vertices.num_mem = num_allocations; |
| err = xglGetObjectInfo(demo->vertices.buf, |
| XGL_INFO_TYPE_MEMORY_REQUIREMENTS, |
| &mem_reqs_size, mem_reqs); |
| assert(!err && mem_reqs_size == sizeof(*mem_reqs)); |
| err = xglGetObjectInfo(demo->vertices.buf, |
| XGL_INFO_TYPE_BUFFER_MEMORY_REQUIREMENTS, |
| &buf_reqs_size, &buf_reqs); |
| assert(!err && buf_reqs_size == sizeof(XGL_BUFFER_MEMORY_REQUIREMENTS)); |
| buf_alloc.usage = buf_reqs.usage; |
| for (uint32_t i = 0; i < num_allocations; i ++) { |
| mem_alloc.allocationSize = mem_reqs[i].size; |
| |
| err = xglAllocMemory(demo->device, &mem_alloc, &demo->vertices.mem[i]); |
| assert(!err); |
| |
| err = xglMapMemory(demo->vertices.mem[i], 0, &data); |
| assert(!err); |
| |
| memcpy(data, vb, sizeof(vb)); |
| |
| err = xglUnmapMemory(demo->vertices.mem[i]); |
| assert(!err); |
| |
| err = xglBindObjectMemory(demo->vertices.buf, i, demo->vertices.mem[i], 0); |
| assert(!err); |
| } |
| |
| demo->vertices.vi.sType = XGL_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_CREATE_INFO; |
| demo->vertices.vi.pNext = NULL; |
| demo->vertices.vi.bindingCount = 1; |
| demo->vertices.vi.pVertexBindingDescriptions = demo->vertices.vi_bindings; |
| demo->vertices.vi.attributeCount = 2; |
| demo->vertices.vi.pVertexAttributeDescriptions = demo->vertices.vi_attrs; |
| |
| demo->vertices.vi_bindings[0].strideInBytes = sizeof(vb[0]); |
| demo->vertices.vi_bindings[0].stepRate = XGL_VERTEX_INPUT_STEP_RATE_VERTEX; |
| |
| demo->vertices.vi_attrs[0].binding = 0; |
| demo->vertices.vi_attrs[0].format = XGL_FMT_R32G32B32_SFLOAT; |
| demo->vertices.vi_attrs[0].offsetInBytes = 0; |
| |
| demo->vertices.vi_attrs[1].binding = 0; |
| demo->vertices.vi_attrs[1].format = XGL_FMT_R32G32_SFLOAT; |
| demo->vertices.vi_attrs[1].offsetInBytes = sizeof(float) * 3; |
| } |
| |
| static void demo_prepare_descriptor_layout(struct demo *demo) |
| { |
| const XGL_DESCRIPTOR_SET_LAYOUT_CREATE_INFO descriptor_layout = { |
| .sType = XGL_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, |
| .pNext = NULL, |
| .descriptorType = XGL_DESCRIPTOR_TYPE_SAMPLER_TEXTURE, |
| .count = DEMO_TEXTURE_COUNT, |
| .stageFlags = XGL_SHADER_STAGE_FLAGS_FRAGMENT_BIT, |
| .immutableSampler = XGL_NULL_HANDLE, |
| }; |
| const uint32_t bind_point = 0; |
| XGL_RESULT err; |
| |
| err = xglCreateDescriptorSetLayout(demo->device, |
| XGL_SHADER_STAGE_FLAGS_ALL, &bind_point, |
| XGL_NULL_HANDLE, &descriptor_layout, |
| &demo->desc_layout); |
| assert(!err); |
| } |
| |
| static XGL_SHADER demo_prepare_shader(struct demo *demo, |
| XGL_PIPELINE_SHADER_STAGE stage, |
| const void *code, |
| size_t size) |
| { |
| XGL_SHADER_CREATE_INFO createInfo; |
| XGL_SHADER shader; |
| XGL_RESULT err; |
| |
| createInfo.sType = XGL_STRUCTURE_TYPE_SHADER_CREATE_INFO; |
| createInfo.pNext = NULL; |
| |
| // Create fake BIL structure to feed GLSL |
| // to the driver "under the covers" |
| createInfo.codeSize = 3 * sizeof(uint32_t) + size + 1; |
| createInfo.pCode = malloc(createInfo.codeSize); |
| createInfo.flags = 0; |
| |
| /* try version 0 first: XGL_PIPELINE_SHADER_STAGE followed by GLSL */ |
| ((uint32_t *) createInfo.pCode)[0] = ICD_BIL_MAGIC; |
| ((uint32_t *) createInfo.pCode)[1] = 0; |
| ((uint32_t *) createInfo.pCode)[2] = stage; |
| memcpy(((uint32_t *) createInfo.pCode + 3), code, size + 1); |
| |
| err = xglCreateShader(demo->device, &createInfo, &shader); |
| if (err) { |
| free((void *) createInfo.pCode); |
| return NULL; |
| } |
| |
| return shader; |
| } |
| |
| static XGL_SHADER demo_prepare_vs(struct demo *demo) |
| { |
| static const char *vertShaderText = |
| "#version 130\n" |
| "in vec4 pos;\n" |
| "in vec2 attr;\n" |
| "out vec2 texcoord;\n" |
| "void main() {\n" |
| " texcoord = attr;\n" |
| " gl_Position = pos;\n" |
| "}\n"; |
| |
| return demo_prepare_shader(demo, XGL_SHADER_STAGE_VERTEX, |
| (const void *) vertShaderText, |
| strlen(vertShaderText)); |
| } |
| |
| static XGL_SHADER demo_prepare_fs(struct demo *demo) |
| { |
| static const char *fragShaderText = |
| "#version 130\n" |
| "uniform sampler2D tex;\n" |
| "in vec2 texcoord;\n" |
| "void main() {\n" |
| " gl_FragColor = texture(tex, texcoord);\n" |
| "}\n"; |
| |
| return demo_prepare_shader(demo, XGL_SHADER_STAGE_FRAGMENT, |
| (const void *) fragShaderText, |
| strlen(fragShaderText)); |
| } |
| |
| static void demo_prepare_pipeline(struct demo *demo) |
| { |
| XGL_GRAPHICS_PIPELINE_CREATE_INFO pipeline; |
| XGL_PIPELINE_VERTEX_INPUT_CREATE_INFO vi; |
| XGL_PIPELINE_IA_STATE_CREATE_INFO ia; |
| XGL_PIPELINE_RS_STATE_CREATE_INFO rs; |
| XGL_PIPELINE_CB_STATE_CREATE_INFO cb; |
| XGL_PIPELINE_DS_STATE_CREATE_INFO ds; |
| XGL_PIPELINE_SHADER_STAGE_CREATE_INFO vs; |
| XGL_PIPELINE_SHADER_STAGE_CREATE_INFO fs; |
| XGL_PIPELINE_VP_STATE_CREATE_INFO vp; |
| XGL_PIPELINE_MS_STATE_CREATE_INFO ms; |
| XGL_RESULT err; |
| |
| memset(&pipeline, 0, sizeof(pipeline)); |
| pipeline.sType = XGL_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO; |
| pipeline.lastSetLayout = demo->desc_layout; |
| |
| vi = demo->vertices.vi; |
| |
| memset(&ia, 0, sizeof(ia)); |
| ia.sType = XGL_STRUCTURE_TYPE_PIPELINE_IA_STATE_CREATE_INFO; |
| ia.topology = XGL_TOPOLOGY_TRIANGLE_LIST; |
| |
| memset(&rs, 0, sizeof(rs)); |
| rs.sType = XGL_STRUCTURE_TYPE_PIPELINE_RS_STATE_CREATE_INFO; |
| rs.fillMode = XGL_FILL_SOLID; |
| rs.cullMode = XGL_CULL_NONE; |
| rs.frontFace = XGL_FRONT_FACE_CCW; |
| |
| memset(&cb, 0, sizeof(cb)); |
| cb.sType = XGL_STRUCTURE_TYPE_PIPELINE_CB_STATE_CREATE_INFO; |
| XGL_PIPELINE_CB_ATTACHMENT_STATE att_state[1]; |
| memset(att_state, 0, sizeof(att_state)); |
| att_state[0].format = demo->format; |
| att_state[0].channelWriteMask = 0xf; |
| att_state[0].blendEnable = XGL_FALSE; |
| cb.attachmentCount = 1; |
| cb.pAttachments = att_state; |
| |
| |
| memset(&vp, 0, sizeof(vp)); |
| vp.sType = XGL_STRUCTURE_TYPE_PIPELINE_VP_STATE_CREATE_INFO; |
| vp.numViewports = 1; |
| vp.clipOrigin = XGL_COORDINATE_ORIGIN_UPPER_LEFT; |
| |
| memset(&ds, 0, sizeof(ds)); |
| ds.sType = XGL_STRUCTURE_TYPE_PIPELINE_DS_STATE_CREATE_INFO; |
| ds.format = demo->depth.format; |
| ds.depthTestEnable = XGL_TRUE; |
| ds.depthWriteEnable = XGL_TRUE; |
| ds.depthFunc = XGL_COMPARE_LESS_EQUAL; |
| ds.depthBoundsEnable = XGL_FALSE; |
| ds.back.stencilFailOp = XGL_STENCIL_OP_KEEP; |
| ds.back.stencilPassOp = XGL_STENCIL_OP_KEEP; |
| ds.back.stencilFunc = XGL_COMPARE_ALWAYS; |
| ds.stencilTestEnable = XGL_FALSE; |
| ds.front = ds.back; |
| |
| memset(&vs, 0, sizeof(vs)); |
| vs.sType = XGL_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; |
| vs.shader.stage = XGL_SHADER_STAGE_VERTEX; |
| vs.shader.shader = demo_prepare_vs(demo); |
| vs.shader.linkConstBufferCount = 0; |
| |
| memset(&fs, 0, sizeof(fs)); |
| fs.sType = XGL_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; |
| fs.shader.stage = XGL_SHADER_STAGE_FRAGMENT; |
| fs.shader.shader = demo_prepare_fs(demo); |
| |
| memset(&ms, 0, sizeof(ms)); |
| ms.sType = XGL_STRUCTURE_TYPE_PIPELINE_MS_STATE_CREATE_INFO; |
| ms.sampleMask = 1; |
| ms.multisampleEnable = XGL_FALSE; |
| ms.samples = 1; |
| |
| pipeline.pNext = (const void *) &vi; |
| vi.pNext = (void *) &ia; |
| ia.pNext = (const void *) &rs; |
| rs.pNext = (const void *) &cb; |
| cb.pNext = (const void *) &ms; |
| ms.pNext = (const void *) &vp; |
| vp.pNext = (const void *) &ds; |
| ds.pNext = (const void *) &vs; |
| vs.pNext = (const void *) &fs; |
| |
| err = xglCreateGraphicsPipeline(demo->device, &pipeline, &demo->pipeline); |
| assert(!err); |
| |
| xglDestroyObject(vs.shader.shader); |
| xglDestroyObject(fs.shader.shader); |
| } |
| |
| static void demo_prepare_dynamic_states(struct demo *demo) |
| { |
| XGL_DYNAMIC_VP_STATE_CREATE_INFO viewport_create; |
| XGL_DYNAMIC_RS_STATE_CREATE_INFO raster; |
| XGL_DYNAMIC_CB_STATE_CREATE_INFO color_blend; |
| XGL_DYNAMIC_DS_STATE_CREATE_INFO depth_stencil; |
| XGL_RESULT err; |
| |
| memset(&viewport_create, 0, sizeof(viewport_create)); |
| viewport_create.sType = XGL_STRUCTURE_TYPE_DYNAMIC_VP_STATE_CREATE_INFO; |
| viewport_create.viewportAndScissorCount = 1; |
| XGL_VIEWPORT viewport; |
| memset(&viewport, 0, sizeof(viewport)); |
| viewport.height = (float) demo->height; |
| viewport.width = (float) demo->width; |
| viewport.minDepth = (float) 0.0f; |
| viewport.maxDepth = (float) 1.0f; |
| viewport_create.pViewports = &viewport; |
| XGL_RECT scissor; |
| memset(&scissor, 0, sizeof(scissor)); |
| scissor.extent.width = demo->width; |
| scissor.extent.height = demo->height; |
| scissor.offset.x = 0; |
| scissor.offset.y = 0; |
| viewport_create.pScissors = &scissor; |
| |
| memset(&raster, 0, sizeof(raster)); |
| raster.sType = XGL_STRUCTURE_TYPE_DYNAMIC_RS_STATE_CREATE_INFO; |
| raster.pointSize = 1.0; |
| raster.lineWidth = 1.0; |
| |
| memset(&color_blend, 0, sizeof(color_blend)); |
| color_blend.sType = XGL_STRUCTURE_TYPE_DYNAMIC_CB_STATE_CREATE_INFO; |
| color_blend.blendConst[0] = 1.0f; |
| color_blend.blendConst[1] = 1.0f; |
| color_blend.blendConst[2] = 1.0f; |
| color_blend.blendConst[3] = 1.0f; |
| |
| memset(&depth_stencil, 0, sizeof(depth_stencil)); |
| depth_stencil.sType = XGL_STRUCTURE_TYPE_DYNAMIC_DS_STATE_CREATE_INFO; |
| depth_stencil.minDepth = 0.0f; |
| depth_stencil.maxDepth = 1.0f; |
| depth_stencil.stencilBackRef = 0; |
| depth_stencil.stencilFrontRef = 0; |
| depth_stencil.stencilReadMask = 0xff; |
| depth_stencil.stencilWriteMask = 0xff; |
| |
| err = xglCreateDynamicViewportState(demo->device, &viewport_create, &demo->viewport); |
| assert(!err); |
| |
| err = xglCreateDynamicRasterState(demo->device, &raster, &demo->raster); |
| assert(!err); |
| |
| err = xglCreateDynamicColorBlendState(demo->device, |
| &color_blend, &demo->color_blend); |
| assert(!err); |
| |
| err = xglCreateDynamicDepthStencilState(demo->device, |
| &depth_stencil, &demo->depth_stencil); |
| assert(!err); |
| } |
| |
| static void demo_prepare_descriptor_region(struct demo *demo) |
| { |
| const XGL_DESCRIPTOR_TYPE_COUNT type_count = { |
| .type = XGL_DESCRIPTOR_TYPE_SAMPLER_TEXTURE, |
| .count = DEMO_TEXTURE_COUNT, |
| }; |
| const XGL_DESCRIPTOR_REGION_CREATE_INFO descriptor_region = { |
| .sType = XGL_STRUCTURE_TYPE_DESCRIPTOR_REGION_CREATE_INFO, |
| .pNext = NULL, |
| .count = 1, |
| .pTypeCount = &type_count, |
| }; |
| XGL_RESULT err; |
| |
| err = xglCreateDescriptorRegion(demo->device, |
| XGL_DESCRIPTOR_REGION_USAGE_ONE_SHOT, 1, |
| &descriptor_region, &demo->desc_region); |
| assert(!err); |
| } |
| |
| static void demo_prepare_descriptor_set(struct demo *demo) |
| { |
| XGL_IMAGE_VIEW_ATTACH_INFO view_info[DEMO_TEXTURE_COUNT]; |
| XGL_SAMPLER_IMAGE_VIEW_INFO combined_info[DEMO_TEXTURE_COUNT]; |
| XGL_UPDATE_SAMPLER_TEXTURES update; |
| XGL_RESULT err; |
| uint32_t count; |
| uint32_t i; |
| |
| for (i = 0; i < DEMO_TEXTURE_COUNT; i++) { |
| view_info[i].sType = XGL_STRUCTURE_TYPE_IMAGE_VIEW_ATTACH_INFO; |
| view_info[i].pNext = NULL; |
| view_info[i].view = demo->textures[i].view, |
| view_info[i].layout = XGL_IMAGE_LAYOUT_GENERAL; |
| |
| combined_info[i].pSampler = demo->textures[i].sampler; |
| combined_info[i].pImageView = &view_info[i]; |
| } |
| |
| memset(&update, 0, sizeof(update)); |
| update.sType = XGL_STRUCTURE_TYPE_UPDATE_SAMPLER_TEXTURES; |
| update.count = DEMO_TEXTURE_COUNT; |
| update.pSamplerImageViews = combined_info; |
| |
| err = xglAllocDescriptorSets(demo->desc_region, |
| XGL_DESCRIPTOR_SET_USAGE_STATIC, |
| 1, &demo->desc_layout, |
| &demo->desc_set, &count); |
| assert(!err && count == 1); |
| |
| xglBeginDescriptorRegionUpdate(demo->device, |
| XGL_DESCRIPTOR_UPDATE_MODE_FASTEST); |
| |
| xglClearDescriptorSets(demo->desc_region, 1, &demo->desc_set); |
| xglUpdateDescriptors(demo->desc_set, &update); |
| |
| xglEndDescriptorRegionUpdate(demo->device, demo->cmd); |
| } |
| |
| static void demo_prepare(struct demo *demo) |
| { |
| const XGL_CMD_BUFFER_CREATE_INFO cmd = { |
| .sType = XGL_STRUCTURE_TYPE_CMD_BUFFER_CREATE_INFO, |
| .pNext = NULL, |
| .queueType = XGL_QUEUE_TYPE_GRAPHICS, |
| .flags = 0, |
| }; |
| XGL_RESULT err; |
| |
| demo_prepare_buffers(demo); |
| demo_prepare_depth(demo); |
| demo_prepare_textures(demo); |
| demo_prepare_vertices(demo); |
| demo_prepare_descriptor_layout(demo); |
| demo_prepare_pipeline(demo); |
| demo_prepare_dynamic_states(demo); |
| |
| err = xglCreateCommandBuffer(demo->device, &cmd, &demo->cmd); |
| assert(!err); |
| |
| demo_prepare_descriptor_region(demo); |
| demo_prepare_descriptor_set(demo); |
| } |
| |
| #if defined(__linux__) |
| static void demo_handle_event(struct demo *demo, |
| const xcb_generic_event_t *event) |
| #else |
| static void demo_handle_event(struct demo *demo) |
| #endif |
| { |
| #if defined(__linux__) |
| switch (event->response_type & 0x7f) { |
| case XCB_EXPOSE: |
| demo_draw(demo); |
| break; |
| case XCB_CLIENT_MESSAGE: |
| if((*(xcb_client_message_event_t*)event).data.data32[0] == |
| (*demo->atom_wm_delete_window).atom) { |
| demo->quit = true; |
| } |
| break; |
| case XCB_KEY_RELEASE: |
| { |
| const xcb_key_release_event_t *key = |
| (const xcb_key_release_event_t *) event; |
| |
| if (key->detail == 0x9) |
| demo->quit = true; |
| } |
| break; |
| case XCB_DESTROY_NOTIFY: |
| demo->quit = true; |
| break; |
| default: |
| break; |
| } |
| #else |
| // Since we don't yet support events, we'll just do a draw |
| demo_draw(demo); |
| #endif |
| } |
| |
| static void demo_run(struct demo *demo) |
| { |
| #if defined(__linux__) |
| xcb_flush(demo->connection); |
| |
| while (!demo->quit) { |
| xcb_generic_event_t *event; |
| |
| event = xcb_wait_for_event(demo->connection); |
| if (event) { |
| demo_handle_event(demo, event); |
| free(event); |
| } |
| } |
| #else |
| // Since we don't yet support events, just call demo_handle_event to do a draw |
| demo_handle_event(demo); |
| |
| #endif |
| } |
| |
| static void demo_create_window(struct demo *demo) |
| { |
| #if defined(__linux__) |
| uint32_t value_mask, value_list[32]; |
| |
| demo->window = xcb_generate_id(demo->connection); |
| |
| value_mask = XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK; |
| value_list[0] = demo->screen->black_pixel; |
| value_list[1] = XCB_EVENT_MASK_KEY_RELEASE | |
| XCB_EVENT_MASK_EXPOSURE | |
| XCB_EVENT_MASK_STRUCTURE_NOTIFY; |
| |
| xcb_create_window(demo->connection, |
| XCB_COPY_FROM_PARENT, |
| demo->window, demo->screen->root, |
| 0, 0, demo->width, demo->height, 0, |
| XCB_WINDOW_CLASS_INPUT_OUTPUT, |
| demo->screen->root_visual, |
| value_mask, value_list); |
| |
| /* Magic code that will send notification when window is destroyed */ |
| xcb_intern_atom_cookie_t cookie = xcb_intern_atom(demo->connection, 1, 12, |
| "WM_PROTOCOLS"); |
| xcb_intern_atom_reply_t* reply = xcb_intern_atom_reply(demo->connection, cookie, 0); |
| |
| xcb_intern_atom_cookie_t cookie2 = xcb_intern_atom(demo->connection, 0, 16, "WM_DELETE_WINDOW"); |
| demo->atom_wm_delete_window = xcb_intern_atom_reply(demo->connection, cookie2, 0); |
| |
| xcb_change_property(demo->connection, XCB_PROP_MODE_REPLACE, |
| demo->window, (*reply).atom, 4, 32, 1, |
| &(*demo->atom_wm_delete_window).atom); |
| free(reply); |
| |
| xcb_map_window(demo->connection, demo->window); |
| #endif |
| } |
| |
| static void demo_init_xgl(struct demo *demo) |
| { |
| const XGL_APPLICATION_INFO app = { |
| .sType = XGL_STRUCTURE_TYPE_APPLICATION_INFO, |
| .pNext = NULL, |
| .pAppName = "tri", |
| .appVersion = 0, |
| .pEngineName = "tri", |
| .engineVersion = 0, |
| .apiVersion = XGL_API_VERSION, |
| }; |
| #if defined(__linux__) |
| const XGL_WSI_X11_CONNECTION_INFO connection = { |
| .pConnection = demo->connection, |
| .root = demo->screen->root, |
| .provider = 0, |
| }; |
| #endif |
| const XGL_DEVICE_QUEUE_CREATE_INFO queue = { |
| .queueNodeIndex = 0, |
| .queueCount = 1, |
| }; |
| const char *ext_names[] = { |
| #if defined(__linux__) |
| "XGL_WSI_X11", |
| #else |
| "XGL_WSI_WINDOWS", |
| #endif |
| }; |
| const XGL_DEVICE_CREATE_INFO device = { |
| .sType = XGL_STRUCTURE_TYPE_DEVICE_CREATE_INFO, |
| .pNext = NULL, |
| .queueRecordCount = 1, |
| .pRequestedQueues = &queue, |
| .extensionCount = 1, |
| .ppEnabledExtensionNames = ext_names, |
| .maxValidationLevel = XGL_VALIDATION_LEVEL_END_RANGE, |
| .flags = XGL_DEVICE_CREATE_VALIDATION_BIT, |
| }; |
| XGL_RESULT err; |
| uint32_t gpu_count; |
| uint32_t i; |
| |
| err = xglCreateInstance(&app, NULL, &demo->inst); |
| assert(!err); |
| err = xglEnumerateGpus(demo->inst, 1, &gpu_count, &demo->gpu); |
| assert(!err && gpu_count == 1); |
| |
| for (i = 0; i < device.extensionCount; i++) { |
| err = xglGetExtensionSupport(demo->gpu, ext_names[i]); |
| assert(!err); |
| } |
| |
| #if defined(__linux__) |
| err = xglWsiX11AssociateConnection(demo->gpu, &connection); |
| assert(!err); |
| #endif |
| |
| err = xglCreateDevice(demo->gpu, &device, &demo->device); |
| assert(!err); |
| |
| err = xglGetDeviceQueue(demo->device, XGL_QUEUE_TYPE_GRAPHICS, |
| 0, &demo->queue); |
| assert(!err); |
| } |
| |
| static void demo_init_connection(struct demo *demo) |
| { |
| #if defined(__linux__) |
| const xcb_setup_t *setup; |
| xcb_screen_iterator_t iter; |
| int scr; |
| |
| demo->connection = xcb_connect(NULL, &scr); |
| |
| setup = xcb_get_setup(demo->connection); |
| iter = xcb_setup_roots_iterator(setup); |
| while (scr-- > 0) |
| xcb_screen_next(&iter); |
| |
| demo->screen = iter.data; |
| #endif |
| } |
| |
| static void demo_init(struct demo *demo, const int argc, const char *argv[]) |
| { |
| memset(demo, 0, sizeof(*demo)); |
| |
| for (int i = 0; i < argc; i++) { |
| if (strncmp(argv[i], "--use_staging", strlen("--use_staging")) == 0) |
| demo->use_staging_buffer = true; |
| } |
| |
| demo_init_connection(demo); |
| demo_init_xgl(demo); |
| |
| demo->width = 300; |
| demo->height = 300; |
| demo->format = XGL_FMT_B8G8R8A8_UNORM; |
| } |
| |
| static void demo_cleanup(struct demo *demo) |
| { |
| uint32_t i, j; |
| |
| xglDestroyObject(demo->desc_set); |
| xglDestroyObject(demo->desc_region); |
| |
| xglDestroyObject(demo->cmd); |
| |
| xglDestroyObject(demo->viewport); |
| xglDestroyObject(demo->raster); |
| xglDestroyObject(demo->color_blend); |
| xglDestroyObject(demo->depth_stencil); |
| |
| xglDestroyObject(demo->pipeline); |
| xglDestroyObject(demo->desc_layout); |
| |
| xglBindObjectMemory(demo->vertices.buf, 0, XGL_NULL_HANDLE, 0); |
| xglDestroyObject(demo->vertices.buf); |
| for (j = 0; j < demo->vertices.num_mem; j++) |
| xglFreeMemory(demo->vertices.mem[j]); |
| |
| for (i = 0; i < DEMO_TEXTURE_COUNT; i++) { |
| xglDestroyObject(demo->textures[i].view); |
| xglBindObjectMemory(demo->textures[i].image, 0, XGL_NULL_HANDLE, 0); |
| xglDestroyObject(demo->textures[i].image); |
| for (j = 0; j < demo->textures[i].num_mem; j++) |
| xglFreeMemory(demo->textures[i].mem[j]); |
| free(demo->textures[i].mem); |
| xglDestroyObject(demo->textures[i].sampler); |
| } |
| |
| xglDestroyObject(demo->depth.view); |
| xglBindObjectMemory(demo->depth.image, 0, XGL_NULL_HANDLE, 0); |
| xglDestroyObject(demo->depth.image); |
| for (j = 0; j < demo->depth.num_mem; j++) |
| xglFreeMemory(demo->depth.mem[j]); |
| |
| for (i = 0; i < DEMO_BUFFER_COUNT; i++) { |
| xglDestroyObject(demo->buffers[i].fence); |
| xglDestroyObject(demo->buffers[i].view); |
| xglDestroyObject(demo->buffers[i].image); |
| #if defined(XCB_NVIDIA) |
| for (j = 0; j < demo->buffers[i].num_mem; j++) |
| xglFreeMemory(demo->buffers[i].mem[j]); |
| #endif |
| free(demo->buffers[i].mem); |
| } |
| |
| xglDestroyDevice(demo->device); |
| xglDestroyInstance(demo->inst); |
| |
| #if defined(__linux__) |
| xcb_destroy_window(demo->connection, demo->window); |
| xcb_disconnect(demo->connection); |
| #endif |
| } |
| |
| int main(const int argc, const char *argv[]) |
| { |
| struct demo demo; |
| |
| demo_init(&demo, argc, argv); |
| |
| demo_prepare(&demo); |
| demo_create_window(&demo); |
| demo_run(&demo); |
| |
| demo_cleanup(&demo); |
| |
| #if defined(__linux__) |
| #else |
| printf("try exitting...\n"); fflush(stdout); |
| #endif |
| return 0; |
| } |