Add new SkImage factory to create from GrBackendTexture with SkColorType
Bug: skia:
Change-Id: I46bdc54b6d9cdacc8f5a06644aa6b110837879f0
Reviewed-on: https://skia-review.googlesource.com/84342
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/vk/GrVkCaps.cpp b/src/gpu/vk/GrVkCaps.cpp
index 9e48983..17253a0 100644
--- a/src/gpu/vk/GrVkCaps.cpp
+++ b/src/gpu/vk/GrVkCaps.cpp
@@ -6,6 +6,8 @@
*/
#include "GrVkCaps.h"
+
+#include "GrBackendSurface.h"
#include "GrRenderTargetProxy.h"
#include "GrShaderCaps.h"
#include "GrVkUtil.h"
@@ -413,3 +415,55 @@
return fConfigTable[config].fColorSampleCounts[count-1];
}
+bool GrVkCaps::onValidateBackendTexture(GrBackendTexture* tex, SkColorType ct) const {
+ const GrVkImageInfo* imageInfo = tex->getVkImageInfo();
+ if (!imageInfo) {
+ return false;
+ }
+ VkFormat format = imageInfo->fFormat;
+ tex->fConfig = kUnknown_GrPixelConfig;
+
+ switch (ct) {
+ case kUnknown_SkColorType:
+ return false;
+ case kAlpha_8_SkColorType:
+ if (VK_FORMAT_R8_UNORM == format) {
+ tex->fConfig = kAlpha_8_as_Red_GrPixelConfig;
+ }
+ break;
+ case kRGB_565_SkColorType:
+ if (VK_FORMAT_R5G6B5_UNORM_PACK16 == format) {
+ tex->fConfig = kRGB_565_GrPixelConfig;
+ }
+ break;
+ case kARGB_4444_SkColorType:
+ if (VK_FORMAT_B4G4R4A4_UNORM_PACK16 == format) {
+ tex->fConfig = kRGBA_4444_GrPixelConfig;
+ }
+ break;
+ case kRGBA_8888_SkColorType:
+ if (VK_FORMAT_R8G8B8A8_UNORM == format) {
+ tex->fConfig = kRGBA_8888_GrPixelConfig;
+ }
+ break;
+ case kBGRA_8888_SkColorType:
+ if (VK_FORMAT_B8G8R8A8_UNORM == format) {
+ tex->fConfig = kBGRA_8888_GrPixelConfig;
+ }
+ break;
+ case kGray_8_SkColorType:
+ if (VK_FORMAT_R8_UNORM == format) {
+ tex->fConfig = kGray_8_as_Red_GrPixelConfig;
+ }
+ break;
+ case kRGBA_F16_SkColorType:
+ if (VK_FORMAT_R16G16B16A16_SFLOAT == format) {
+ tex->fConfig = kRGBA_half_GrPixelConfig;
+ }
+ break;
+ }
+
+ return kUnknown_GrPixelConfig != tex->fConfig;
+}
+
+