quakeforge/libs/video/renderer/vulkan/vulkan_texture.c

260 lines
7 KiB
C

/*
vulkan_texuture.c
Quake specific Vulkan texuture manager
Copyright (C) 2021 Bill Currie <bill@taniwha.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_MATH_H
# include <math.h>
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include "QF/alloc.h"
#include "QF/cvar.h"
#include "QF/dstring.h"
#include "QF/hash.h"
#include "QF/image.h"
#include "QF/mathlib.h"
#include "QF/qfplist.h"
#include "QF/quakefs.h"
#include "QF/render.h"
#include "QF/sys.h"
#include "QF/va.h"
#include "QF/Vulkan/qf_vid.h"
#include "QF/Vulkan/qf_texture.h"
#include "QF/Vulkan/barrier.h"
#include "QF/Vulkan/buffer.h"
#include "QF/Vulkan/command.h"
#include "QF/Vulkan/debug.h"
#include "QF/Vulkan/device.h"
#include "QF/Vulkan/image.h"
#include "QF/Vulkan/instance.h"
#include "QF/Vulkan/scrap.h"
#include "QF/Vulkan/staging.h"
#include "r_scrap.h"
#include "vid_vulkan.h"
void
Vulkan_ExpandPalette (byte *dst, const byte *src, const byte *palette,
int alpha, int count)
{
if (alpha > 1) {
while (count-- > 0) {
int pix = *src++;
const byte *col = palette + pix * 4;
*dst++ = *col++;
*dst++ = *col++;
*dst++ = *col++;
*dst++ = *col++;
}
} else if (alpha) {
while (count-- > 0) {
byte pix = *src++;
const byte *col = palette + pix * 3;
*dst++ = *col++;
*dst++ = *col++;
*dst++ = *col++;
*dst++ = 0xff;
}
} else {
while (count-- > 0) {
byte pix = *src++;
const byte *col = palette + pix * 3;
*dst++ = *col++;
*dst++ = *col++;
*dst++ = *col++;
}
}
}
qfv_tex_t *
Vulkan_LoadTex (vulkan_ctx_t *ctx, tex_t *tex, int mip, const char *name)
{
qfv_device_t *device = ctx->device;
qfv_devfuncs_t *dfunc = device->funcs;
int bpp = 0;
VkFormat format = VK_FORMAT_UNDEFINED;
switch (tex->format) {
case tex_l:
case tex_a:
format = VK_FORMAT_R8_UNORM;
bpp = 1;
break;
case tex_la:
format = VK_FORMAT_R8G8_UNORM;
bpp = 2;
break;
case tex_palette:
if (!tex->palette) {
return 0;
}
format = VK_FORMAT_R8G8B8A8_UNORM;
bpp = 4;
break;
case tex_rgb:
format = VK_FORMAT_R8G8B8_UNORM;
bpp = 3;
break;
case tex_rgba:
format = VK_FORMAT_R8G8B8A8_UNORM;
bpp = 4;
break;
case tex_frgba:
format = VK_FORMAT_R32G32B32A32_SFLOAT;
bpp = 16;
break;
}
if (format == VK_FORMAT_UNDEFINED) {
return 0;
}
if (mip) {
mip = QFV_MipLevels (tex->width, tex->height);
} else {
mip = 1;
}
//qfv_devfuncs_t *dfunc = device->funcs;
//FIXME this whole thing is ineffiecient, especially for small textures
qfv_tex_t *qtex = malloc (sizeof (qfv_tex_t));
VkExtent3D extent = { tex->width, tex->height, 1 };
qtex->image = QFV_CreateImage (device, 0, VK_IMAGE_TYPE_2D, format, extent,
mip, 1, VK_SAMPLE_COUNT_1_BIT,
VK_IMAGE_USAGE_TRANSFER_DST_BIT
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT
| VK_IMAGE_USAGE_SAMPLED_BIT);
QFV_duSetObjectName (device, VK_OBJECT_TYPE_IMAGE, qtex->image,
va (ctx->va_ctx, "image:%s", name));
qtex->memory = QFV_AllocImageMemory (device, qtex->image,
VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT,
0, 0);
QFV_duSetObjectName (device, VK_OBJECT_TYPE_DEVICE_MEMORY, qtex->memory,
va (ctx->va_ctx, "memory:%s", name));
QFV_BindImageMemory (device, qtex->image, qtex->memory, 0);
qtex->view = QFV_CreateImageView (device, qtex->image,
VK_IMAGE_VIEW_TYPE_2D,
VK_FORMAT_R8G8B8A8_UNORM,
VK_IMAGE_ASPECT_COLOR_BIT);
QFV_duSetObjectName (device, VK_OBJECT_TYPE_IMAGE_VIEW, qtex->view,
va (ctx->va_ctx, "iview:%s", name));
size_t bytes = bpp * tex->width * tex->height;
qfv_packet_t *packet = QFV_PacketAcquire (ctx->staging);
byte *tex_data = QFV_PacketExtend (packet, bytes);
if (tex->format == tex_palette) {
Vulkan_ExpandPalette (tex_data, tex->data, tex->palette,
1, tex->width * tex->height);
} else {
memcpy (tex_data, tex->data, bytes);
}
VkImageMemoryBarrier barrier;
qfv_pipelinestagepair_t stages;
stages = imageLayoutTransitionStages[qfv_LT_Undefined_to_TransferDst];
barrier = imageLayoutTransitionBarriers[qfv_LT_Undefined_to_TransferDst];
barrier.image = qtex->image;
barrier.subresourceRange.levelCount = VK_REMAINING_MIP_LEVELS;
dfunc->vkCmdPipelineBarrier (packet->cmd, stages.src, stages.dst,
0, 0, 0, 0, 0,
1, &barrier);
VkBufferImageCopy copy = {
packet->offset, 0, 0,
{VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1},
{0, 0, 0}, {tex->width, tex->height, 1},
};
dfunc->vkCmdCopyBufferToImage (packet->cmd, packet->stage->buffer,
qtex->image,
VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
1, &copy);
if (mip == 1) {
stages = imageLayoutTransitionStages[qfv_LT_TransferDst_to_ShaderReadOnly];
barrier=imageLayoutTransitionBarriers[qfv_LT_TransferDst_to_ShaderReadOnly];
barrier.image = qtex->image;
dfunc->vkCmdPipelineBarrier (packet->cmd, stages.src, stages.dst,
0, 0, 0, 0, 0,
1, &barrier);
} else {
QFV_GenerateMipMaps (device, packet->cmd, qtex->image,
mip, tex->width, tex->height, 1);
}
QFV_PacketSubmit (packet);
return qtex;
}
VkImageView
Vulkan_TexImageView (qfv_tex_t *tex)
{
return tex->view;
}
void
Vulkan_UnloadTex (vulkan_ctx_t *ctx, qfv_tex_t *tex)
{
qfv_device_t *device = ctx->device;
qfv_devfuncs_t *dfunc = device->funcs;
dfunc->vkDestroyImageView (device->dev, tex->view, 0);
dfunc->vkDestroyImage (device->dev, tex->image, 0);
dfunc->vkFreeMemory (device->dev, tex->memory, 0);
free (tex);
}
static byte black_data[] = {0, 0, 0, 0};
static byte white_data[] = {255, 255, 255, 255};
static byte magenta_data[] = {255, 0, 255, 255};
static tex_t default_black_tex = {1, 1, tex_rgba, 1, 0, black_data};
static tex_t default_white_tex = {1, 1, tex_rgba, 1, 0, white_data};
static tex_t default_magenta_tex = {1, 1, tex_rgba, 1, 0, magenta_data};
void
Vulkan_Texture_Init (vulkan_ctx_t *ctx)
{
ctx->default_black = Vulkan_LoadTex (ctx, &default_black_tex, 1,
"default_black");
ctx->default_white = Vulkan_LoadTex (ctx, &default_white_tex, 1,
"default_white");
ctx->default_magenta = Vulkan_LoadTex (ctx, &default_magenta_tex, 1,
"default_magenta");
}
void
Vulkan_Texture_Shutdown (vulkan_ctx_t *ctx)
{
Vulkan_UnloadTex (ctx, ctx->default_black);
Vulkan_UnloadTex (ctx, ctx->default_white);
Vulkan_UnloadTex (ctx, ctx->default_magenta);
}