mirror of
https://git.code.sf.net/p/quake/quakeforge
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9e050ebf9a
It fails due to not supporting labeled arrays yet. I'm currently thinking about the design for vkgen.
133 lines
3.9 KiB
C
133 lines
3.9 KiB
C
/*
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render.c
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Vulkan render manager
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Copyright (C) 2023 Bill Currie <bill@taniwha.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_MATH_H
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# include <math.h>
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include "QF/Vulkan/command.h"
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#include "QF/Vulkan/debug.h"
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#include "QF/Vulkan/device.h"
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#include "QF/Vulkan/render.h"
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#include "QF/Vulkan/pipeline.h"
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#include "vid_vulkan.h"
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#include "QF/Vulkan/qf_renderpass.h"//FIXME
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#include "vkparse.h"
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static void
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run_pipeline (qfv_pipeline_t *pipeline, VkCommandBuffer cmd, vulkan_ctx_t *ctx)
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{
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qfv_device_t *device = ctx->device;
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qfv_devfuncs_t *dfunc = device->funcs;
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dfunc->vkCmdBindPipeline (cmd, pipeline->bindPoint, pipeline->pipeline);
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dfunc->vkCmdSetViewport (cmd, 0, 1, &pipeline->viewport);
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dfunc->vkCmdSetScissor (cmd, 0, 1, &pipeline->scissor);
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if (pipeline->num_descriptor_sets) {
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dfunc->vkCmdBindDescriptorSets (cmd, pipeline->bindPoint,
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pipeline->layout,
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pipeline->first_descriptor_set,
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pipeline->num_descriptor_sets,
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pipeline->descriptor_sets,
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0, 0);
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}
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if (pipeline->num_push_constants) {
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QFV_PushConstants (device, cmd, pipeline->layout,
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pipeline->num_push_constants,
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pipeline->push_constants);
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}
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}
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// https://themaister.net/blog/2019/08/14/yet-another-blog-explaining-vulkan-synchronization/
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static void
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run_subpass (qfv_subpass_t_ *sp, vulkan_ctx_t *ctx)
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{
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qfv_device_t *device = ctx->device;
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qfv_devfuncs_t *dfunc = device->funcs;
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__auto_type cmd = sp->cmd;
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dfunc->vkResetCommandBuffer (cmd, 0);
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dfunc->vkBeginCommandBuffer (cmd, &sp->beginInfo);
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QFV_duCmdBeginLabel (device, cmd, sp->label.name,
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{VEC4_EXP (sp->label.color)});
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for (uint32_t i = 0; i < sp->pipline_count; i++) {
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__auto_type pipeline = &sp->pipelines[i];
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run_pipeline (pipeline, cmd, ctx);
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}
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QFV_duCmdEndLabel (device, cmd);
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dfunc->vkEndCommandBuffer (cmd);
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}
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void
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QFV_RunRenderPass (qfv_renderpass_t_ *rp, vulkan_ctx_t *ctx)
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{
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qfv_device_t *device = ctx->device;
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qfv_devfuncs_t *dfunc = device->funcs;
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__auto_type cmd = rp->cmd;
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VkCommandBufferBeginInfo beginInfo = {
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VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
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};
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dfunc->vkResetCommandBuffer (cmd, 0);
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dfunc->vkBeginCommandBuffer (cmd, &beginInfo);
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QFV_duCmdBeginLabel (device, cmd, rp->label.name,
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{VEC4_EXP (rp->label.color)});
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dfunc->vkCmdBeginRenderPass (cmd, &rp->beginInfo, rp->subpassContents);
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for (uint32_t i = 0; i < rp->subpass_count; i++) {
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__auto_type sp = &rp->subpasses[i];
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run_subpass (sp, ctx);
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dfunc->vkCmdExecuteCommands (cmd, 1, &sp->cmd);
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//FIXME comment is a bit off as exactly one buffer is always submitted
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//
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//Regardless of whether any commands were submitted for this
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//subpass, must step through each and every subpass, otherwise
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//the attachments won't be transitioned correctly.
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//However, only if not the last (or only) subpass.
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if (i < rp->subpass_count - 1) {
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dfunc->vkCmdNextSubpass (cmd, rp->subpassContents);
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}
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}
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QFV_CmdEndLabel (device, cmd);
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}
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void
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QFV_LoadRenderPass (vulkan_ctx_t *ctx)
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{
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plitem_t *item = Vulkan_GetConfig (ctx, "main_def");
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__auto_type ri = QFV_ParseRenderInfo (ctx, item);
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printf ("%p\n", ri);
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}
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