From d21b2a5d5c5dca87b7df02713782e722a2c0ae92 Mon Sep 17 00:00:00 2001
From: Robert Phillips <robertphillips@google.com>
Date: Tue, 12 Dec 2017 13:01:25 -0500
Subject: Remove GrBackendObject from tests (except image_from_yuv_textures)

This sets the stage for landing https://skia-review.googlesource.com/c/skia/+/82823 (Update SkImage::MakeFromYUVTexturesCopy to GrBackendTexture)

Change-Id: I2c62f23dc447b9ad55c0b5f06bcd6d7ca0ec4d2b
Reviewed-on: https://skia-review.googlesource.com/83920
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
---
 src/gpu/gl/GrGLGpu.cpp | 99 +++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 89 insertions(+), 10 deletions(-)

(limited to 'src/gpu/gl/GrGLGpu.cpp')

diff --git a/src/gpu/gl/GrGLGpu.cpp b/src/gpu/gl/GrGLGpu.cpp
index ddb80b4b62..c114c6c2ed 100644
--- a/src/gpu/gl/GrGLGpu.cpp
+++ b/src/gpu/gl/GrGLGpu.cpp
@@ -4387,9 +4387,9 @@ void GrGLGpu::xferBarrier(GrRenderTarget* rt, GrXferBarrierType type) {
     }
 }
 
-GrBackendObject GrGLGpu::createTestingOnlyBackendTexture(void* pixels, int w, int h,
-                                                         GrPixelConfig config, bool /*isRT*/,
-                                                         GrMipMapped mipMapped) {
+GrBackendObject GrGLGpu::createTestingOnlyBackendObject(void* pixels, int w, int h,
+                                                        GrPixelConfig config, bool /*isRT*/,
+                                                        GrMipMapped mipMapped) {
     if (!this->caps()->isConfigTexturable(config)) {
         return reinterpret_cast<GrBackendObject>(nullptr);
     }
@@ -4450,20 +4450,99 @@ GrBackendObject GrGLGpu::createTestingOnlyBackendTexture(void* pixels, int w, in
     return reinterpret_cast<GrBackendObject>(info.release());
 }
 
-bool GrGLGpu::isTestingOnlyBackendTexture(GrBackendObject id) const {
-    GrGLuint texID = reinterpret_cast<const GrGLTextureInfo*>(id)->fID;
+void GrGLGpu::deleteTestingOnlyBackendObject(GrBackendObject id, bool abandonTexture) {
+    std::unique_ptr<const GrGLTextureInfo> info(reinterpret_cast<const GrGLTextureInfo*>(id));
+    GrGLuint texID = info->fID;
+
+    if (!abandonTexture) {
+        GL_CALL(DeleteTextures(1, &texID));
+    }
+}
+
+GrBackendTexture GrGLGpu::createTestingOnlyBackendTexture(void* pixels, int w, int h,
+                                                          GrPixelConfig config, bool /*isRT*/,
+                                                          GrMipMapped mipMapped) {
+    if (!this->caps()->isConfigTexturable(config)) {
+        return GrBackendTexture();  // invalid
+    }
+
+    // Currently we don't support uploading pixel data when mipped.
+    if (pixels && GrMipMapped::kYes == mipMapped) {
+        return GrBackendTexture();  // invalid
+    }
+
+    GrGLTextureInfo info;
+    info.fTarget = GR_GL_TEXTURE_2D;
+    info.fID = 0;
+    GL_CALL(GenTextures(1, &info.fID));
+    GL_CALL(ActiveTexture(GR_GL_TEXTURE0));
+    GL_CALL(PixelStorei(GR_GL_UNPACK_ALIGNMENT, 1));
+    GL_CALL(BindTexture(info.fTarget, info.fID));
+    fHWBoundTextureUniqueIDs[0].makeInvalid();
+    GL_CALL(TexParameteri(info.fTarget, GR_GL_TEXTURE_MAG_FILTER, GR_GL_NEAREST));
+    GL_CALL(TexParameteri(info.fTarget, GR_GL_TEXTURE_MIN_FILTER, GR_GL_NEAREST));
+    GL_CALL(TexParameteri(info.fTarget, GR_GL_TEXTURE_WRAP_S, GR_GL_CLAMP_TO_EDGE));
+    GL_CALL(TexParameteri(info.fTarget, GR_GL_TEXTURE_WRAP_T, GR_GL_CLAMP_TO_EDGE));
+
+    GrGLenum internalFormat;
+    GrGLenum externalFormat;
+    GrGLenum externalType;
+
+    if (!this->glCaps().getTexImageFormats(config, config, &internalFormat, &externalFormat,
+                                           &externalType)) {
+        return GrBackendTexture();  // invalid
+    }
+
+    this->unbindCpuToGpuXferBuffer();
+
+    // Figure out the number of mip levels.
+    int mipLevels = 1;
+    if (GrMipMapped::kYes == mipMapped) {
+        mipLevels = SkMipMap::ComputeLevelCount(w, h) + 1;
+    }
+
+    size_t bpp = GrBytesPerPixel(config);
+    size_t baseLayerSize = bpp * w * h;
+    SkAutoMalloc defaultStorage(baseLayerSize);
+    if (!pixels) {
+        // Fill in the texture with all zeros so we don't have random garbage
+        pixels = defaultStorage.get();
+        memset(pixels, 0, baseLayerSize);
+    }
+
+    int width = w;
+    int height = h;
+    for (int i = 0; i < mipLevels; ++i) {
+        GL_CALL(TexImage2D(info.fTarget, i, internalFormat, width, height, 0, externalFormat,
+                           externalType, pixels));
+        width = SkTMax(1, width / 2);
+        height = SkTMax(1, height / 2);
+    }
+
+    return GrBackendTexture(w, h, config, mipMapped, info);
+}
+
+bool GrGLGpu::isTestingOnlyBackendTexture(const GrBackendTexture& tex) const {
+    SkASSERT(kOpenGL_GrBackend == tex.backend());
+
+    const GrGLTextureInfo* info = tex.getGLTextureInfo();
+    if (!info) {
+        return false;
+    }
 
     GrGLboolean result;
-    GL_CALL_RET(result, IsTexture(texID));
+    GL_CALL_RET(result, IsTexture(info->fID));
 
     return (GR_GL_TRUE == result);
 }
 
-void GrGLGpu::deleteTestingOnlyBackendTexture(GrBackendObject id, bool abandonTexture) {
-    std::unique_ptr<const GrGLTextureInfo> info(reinterpret_cast<const GrGLTextureInfo*>(id));
-    GrGLuint texID = info->fID;
+void GrGLGpu::deleteTestingOnlyBackendTexture(GrBackendTexture* tex, bool abandonTexture) {
+    SkASSERT(kOpenGL_GrBackend == tex->backend());
+
+    const GrGLTextureInfo* info = tex->getGLTextureInfo();
+    if (info && !abandonTexture) {
+        GrGLuint texID = info->fID;
 
-    if (!abandonTexture) {
         GL_CALL(DeleteTextures(1, &texID));
     }
 }
-- 
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