src/third_party/angle/tests/angle_tests/DepthStencilFormatsTest.cpp

   1 #include "ANGLETest.h"
   2
   3 class DepthStencilFormatsTest : public ANGLETest
   4 {
   5 protected:
   6     DepthStencilFormatsTest()
   7     {
   8         setWindowWidth(128);
   9         setWindowHeight(128);
  10         setConfigRedBits(8);
  11         setConfigGreenBits(8);
  12         setConfigBlueBits(8);
  13         setConfigAlphaBits(8);
  14         setClientVersion(2);
  15     }
  16
  17     bool checkTexImageFormatSupport(GLenum format, GLenum type)
  18     {
  19         EXPECT_GL_NO_ERROR();
  20
  21         GLuint tex = 0;
  22         glGenTextures(1, &tex);
  23         glBindTexture(GL_TEXTURE_2D, tex);
  24         glTexImage2D(GL_TEXTURE_2D, 0, format, 1, 1, 0, format, type, NULL);
  25         glDeleteTextures(1, &tex);
  26
  27         return (glGetError() == GL_NO_ERROR);
  28     }
  29
  30     bool checkTexStorageFormatSupport(GLenum internalFormat)
  31     {
  32         EXPECT_GL_NO_ERROR();
  33
  34         GLuint tex = 0;
  35         glGenTextures(1, &tex);
  36         glBindTexture(GL_TEXTURE_2D, tex);
  37         glTexStorage2DEXT(GL_TEXTURE_2D, 1, internalFormat, 1, 1);
  38         glDeleteTextures(1, &tex);
  39
  40         return (glGetError() == GL_NO_ERROR);
  41     }
  42
  43     bool checkRenderbufferFormatSupport(GLenum internalFormat)
  44     {
  45         EXPECT_GL_NO_ERROR();
  46
  47         GLuint rb = 0;
  48         glGenRenderbuffers(1, &rb);
  49         glBindRenderbuffer(GL_RENDERBUFFER, rb);
  50         glRenderbufferStorage(GL_RENDERBUFFER, internalFormat, 1, 1);
  51         glDeleteRenderbuffers(1, &rb);
  52
  53         return (glGetError() == GL_NO_ERROR);
  54     }
  55
  56     virtual void SetUp()
  57     {
  58         ANGLETest::SetUp();
  59     }
  60
  61     virtual void TearDown()
  62     {
  63         ANGLETest::TearDown();
  64     }
  65 };
  66
  67 TEST_F(DepthStencilFormatsTest, DepthTexture)
  68 {
  69     bool shouldHaveTextureSupport = extensionEnabled("GL_ANGLE_depth_texture");
  70     EXPECT_EQ(shouldHaveTextureSupport, checkTexImageFormatSupport(GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT));
  71     EXPECT_EQ(shouldHaveTextureSupport, checkTexImageFormatSupport(GL_DEPTH_COMPONENT, GL_UNSIGNED_INT));
  72
  73     if (extensionEnabled("GL_EXT_texture_storage"))
  74     {
  75         EXPECT_EQ(shouldHaveTextureSupport, checkTexStorageFormatSupport(GL_DEPTH_COMPONENT16));
  76         EXPECT_EQ(shouldHaveTextureSupport, checkTexStorageFormatSupport(GL_DEPTH_COMPONENT32_OES));
  77     }
  78 }
  79
  80 TEST_F(DepthStencilFormatsTest, PackedDepthStencil)
  81 {
  82     // Expected to fail in D3D9 if GL_OES_packed_depth_stencil is not present.
  83     // Expected to fail in D3D11 if GL_OES_packed_depth_stencil or GL_ANGLE_depth_texture is not present.
  84
  85     bool shouldHaveRenderbufferSupport = extensionEnabled("GL_OES_packed_depth_stencil");
  86     EXPECT_EQ(shouldHaveRenderbufferSupport, checkRenderbufferFormatSupport(GL_DEPTH24_STENCIL8_OES));
  87
  88     bool shouldHaveTextureSupport = extensionEnabled("GL_OES_packed_depth_stencil") &&
  89                                     extensionEnabled("GL_ANGLE_depth_texture");
  90     EXPECT_EQ(shouldHaveTextureSupport, checkTexImageFormatSupport(GL_DEPTH_STENCIL_OES, GL_UNSIGNED_INT_24_8_OES));
  91
  92     if (extensionEnabled("GL_EXT_texture_storage"))
  93     {
  94         EXPECT_EQ(shouldHaveTextureSupport, checkTexStorageFormatSupport(GL_DEPTH24_STENCIL8_OES));
  95     }
  96 }