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[vulkan] Switch to float depth buffers

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This takes full advantage of the reversed (infinite far plane) depth
buffers, and seems to have no performance cost.
This commit is contained in:
Bill Currie 2023-12-18 23:15:21 +09:00
parent bf4eedc1c6
commit 4ed1ef3353
2 changed files with 13 additions and 13 deletions
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8
libs/video/renderer/vulkan/rp_main_def.plist
View file

@ -1112,12 +1112,12 @@ descriptorSetLayouts = {
images = {
occlusion_depth = {
@inherit = $image_base;
format = x8_d24_unorm_pack32;
format = d32_sfloat;
usage = depth_stencil_attachment|input_attachment|transient_attachment;
};
depth = {
@inherit = $image_base;
format = x8_d24_unorm_pack32;
format = d32_sfloat;
usage = depth_stencil_attachment|input_attachment|transient_attachment;
};
color = {
@ -1153,12 +1153,12 @@ images = {
occlusion_cube_depth = {
@inherit = $cube_image_base;
format = x8_d24_unorm_pack32;
format = d32_sfloat;
usage = depth_stencil_attachment|input_attachment|transient_attachment;
};
cube_depth = {
@inherit = $cube_image_base;
format = x8_d24_unorm_pack32;
format = d32_sfloat;
usage = depth_stencil_attachment|input_attachment|transient_attachment;
};
cube_color = {

18
libs/video/renderer/vulkan/vulkan_lighting.c
View file

@ -1472,7 +1472,7 @@ Vulkan_Lighting_Init (vulkan_ctx_t *ctx)
lctx->shadow_info = (qfv_attachmentinfo_t) {
.name = "$shadow",
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.samples = 1,
.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR,
.storeOp = VK_ATTACHMENT_STORE_OP_STORE,
@ -1594,7 +1594,7 @@ Vulkan_Lighting_Setup (vulkan_ctx_t *ctx)
lctx->sampler = QFV_Render_Sampler (ctx, "shadow_sampler");
Vulkan_Script_SetOutput (ctx,
&(qfv_output_t) { .format = VK_FORMAT_X8_D24_UNORM_PACK32 });
&(qfv_output_t) { .format = VK_FORMAT_D32_SFLOAT });
DARRAY_INIT (&lctx->light_mats, 16);
DARRAY_INIT (&lctx->light_control, 16);
@ -1672,7 +1672,7 @@ Vulkan_Lighting_Setup (vulkan_ctx_t *ctx)
.image = {
.flags = VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT,
.type = VK_IMAGE_TYPE_2D,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.extent = { 64, 64, 1 },
.num_mipmaps = 1,
.num_layers = 6,
@ -1687,7 +1687,7 @@ Vulkan_Lighting_Setup (vulkan_ctx_t *ctx)
.image_view = {
.image = default_map - lctx->light_resources->objects,
.type = VK_IMAGE_VIEW_TYPE_CUBE_ARRAY,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT,
.levelCount = VK_REMAINING_MIP_LEVELS,
@ -1701,7 +1701,7 @@ Vulkan_Lighting_Setup (vulkan_ctx_t *ctx)
.image_view = {
.image = default_map - lctx->light_resources->objects,
.type = VK_IMAGE_VIEW_TYPE_2D_ARRAY,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT,
.levelCount = VK_REMAINING_MIP_LEVELS,
@ -2422,7 +2422,7 @@ build_shadow_maps (lightingctx_t *lctx, vulkan_ctx_t *ctx)
.image = {
.flags = cube ? VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT : 0,
.type = VK_IMAGE_TYPE_2D,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.extent = { maps[i].size, maps[i].size, 1 },
.num_mipmaps = 1,
.num_layers = maps[i].layers,
@ -2439,7 +2439,7 @@ build_shadow_maps (lightingctx_t *lctx, vulkan_ctx_t *ctx)
.image = i,
.type = cube ? VK_IMAGE_VIEW_TYPE_CUBE_ARRAY
: VK_IMAGE_VIEW_TYPE_2D_ARRAY,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT,
.levelCount = VK_REMAINING_MIP_LEVELS,
@ -2458,7 +2458,7 @@ build_shadow_maps (lightingctx_t *lctx, vulkan_ctx_t *ctx)
.type = qfv_res_image,
.image = {
.type = VK_IMAGE_TYPE_2D,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.extent = { size, size, 1 },
.num_mipmaps = 1,
.num_layers = stage_layers[i],
@ -2473,7 +2473,7 @@ build_shadow_maps (lightingctx_t *lctx, vulkan_ctx_t *ctx)
.image_view = {
.image = mctx.numMaps + ind,
.type = VK_IMAGE_VIEW_TYPE_2D_ARRAY,
.format = VK_FORMAT_X8_D24_UNORM_PACK32,
.format = VK_FORMAT_D32_SFLOAT,
.subresourceRange = {
.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT,
.levelCount = VK_REMAINING_MIP_LEVELS,