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(Vulkan) Some refinements

This commit is contained in:
libretroadmin 2023-01-28 16:51:17 +01:00
parent af2587b62b
commit 7583e3d903
1 changed files with 30 additions and 26 deletions
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56
gfx/drivers/vulkan.c
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@ -3173,7 +3173,8 @@ static void vulkan_set_texture_frame(void *data,
const void *frame, bool rgb32, unsigned width, unsigned height,
float alpha)
{
unsigned y, stride;
int y;
unsigned stride;
uint8_t *ptr = NULL;
uint8_t *dst = NULL;
const uint8_t *src = NULL;
@ -3182,7 +3183,7 @@ static void vulkan_set_texture_frame(void *data,
struct vk_texture *texture = NULL;
struct vk_texture *texture_optimal = NULL;
VkFormat fmt = VK_FORMAT_B8G8R8A8_UNORM;
int do_memcpy = 1;
bool do_memcpy = true;
const VkComponentMapping br_swizzle = {
VK_COMPONENT_SWIZZLE_B,
VK_COMPONENT_SWIZZLE_G,
@ -3202,18 +3203,18 @@ static void vulkan_set_texture_frame(void *data,
{
/* B4G4R4A4 must be supported, but R4G4B4A4 is optional,
* just apply the swizzle in the image view instead. */
fmt = VK_FORMAT_B4G4R4A4_UNORM_PACK16;
fmt = VK_FORMAT_B4G4R4A4_UNORM_PACK16;
ptr_swizzle = &br_swizzle;
}
else
do_memcpy = 0;
do_memcpy = false;
}
idx = vk->context->current_frame_index;
texture = &vk->menu.textures[idx ];
texture_optimal = &vk->menu.textures_optimal[idx ];
idx = vk->context->current_frame_index;
texture = &vk->menu.textures[idx ];
texture_optimal = &vk->menu.textures_optimal[idx ];
*texture = vulkan_create_texture(vk,
*texture = vulkan_create_texture(vk,
texture->memory ? texture : NULL,
width, height, fmt, NULL, ptr_swizzle,
texture_optimal->memory ? VULKAN_TEXTURE_STAGING : VULKAN_TEXTURE_STREAMED);
@ -3225,25 +3226,28 @@ static void vulkan_set_texture_frame(void *data,
src = (const uint8_t*)frame;
stride = (rgb32 ? sizeof(uint32_t) : sizeof(uint16_t)) * width;
for (y = 0; y < height; y++, dst += texture->stride, src += stride)
if (do_memcpy)
{
if (do_memcpy)
memcpy(dst, src, stride);
else
{
uint16_t *srcpix = (uint16_t*)src;
uint32_t *dstpix = (uint32_t*)dst;
uint32_t pix;
unsigned x;
for (x = 0; x < width; x++, srcpix++, dstpix++)
{
pix = *srcpix;
*dstpix = ((pix & 0xf000) >> 8) |
((pix & 0x0f00) << 4) |
((pix & 0x00f0) << 16) |
((pix & 0x000f) << 28);
}
}
for (y = 0; y < height; y++, dst += texture->stride, src += stride)
memcpy(dst, src, stride);
}
else
{
for (y = 0; y < height; y++, dst += texture->stride, src += stride)
{
int x;
uint16_t *srcpix = (uint16_t*)src;
uint32_t *dstpix = (uint32_t*)dst;
for (x = 0; x < width; x++, srcpix++, dstpix++)
{
uint32_t pix = *srcpix;
*dstpix = (
(pix & 0xf000) >> 8)
| ((pix & 0x0f00) << 4)
| ((pix & 0x00f0) << 16)
| ((pix & 0x000f) << 28);
}
}
}
vk->menu.alpha = alpha;