=?UTF-8?Q?J=C3=B3zef=20Kucia=20?=: d3dx9/tests: Add tests for filling floating-point textures.
Alexandre Julliard
julliard at winehq.org
Tue Oct 23 13:37:17 CDT 2012
Module: wine
Branch: master
Commit: 15d642803bfb4dcb4cf64f840a7029257f29b362
URL: http://source.winehq.org/git/wine.git/?a=commit;h=15d642803bfb4dcb4cf64f840a7029257f29b362
Author: Józef Kucia <joseph.kucia at gmail.com>
Date: Mon Oct 22 17:20:29 2012 +0200
d3dx9/tests: Add tests for filling floating-point textures.
---
dlls/d3dx9_36/tests/texture.c | 124 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 124 insertions(+), 0 deletions(-)
diff --git a/dlls/d3dx9_36/tests/texture.c b/dlls/d3dx9_36/tests/texture.c
index 997b0c3..ba3b2c7 100644
--- a/dlls/d3dx9_36/tests/texture.c
+++ b/dlls/d3dx9_36/tests/texture.c
@@ -85,6 +85,43 @@ static const unsigned char dds_volume_map[] = {
0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x84,0xef,0x7b,0xaa,0xab,0xab,0xab
};
+#define ADMITTED_ERROR 0.0001f
+
+static inline float relative_error(float expected, float got)
+{
+ return expected == 0.0f ? fabs(expected - got) : fabs(1.0f - got / expected);
+}
+
+#define expect_vec4(expected, got) expect_vec4_(__LINE__, expected, got)
+static inline void expect_vec4_(unsigned int line, const D3DXVECTOR4 *expected, const D3DXVECTOR4 *got)
+{
+ ok_(__FILE__, line)(relative_error(expected->x, got->x) < ADMITTED_ERROR
+ && relative_error(expected->y, got->y) < ADMITTED_ERROR
+ && relative_error(expected->z, got->z) < ADMITTED_ERROR
+ && relative_error(expected->w, got->w) < ADMITTED_ERROR,
+ "Expected (%f, %f, %f, %f), got (%f, %f, %f, %f)\n",
+ expected->x, expected->y, expected->z, expected->w,
+ got->x, got->y, got->z, got->w);
+}
+
+static inline float float_16_to_32(unsigned short in)
+{
+ unsigned short s = (in & 0x8000);
+ unsigned short e = (in & 0x7C00) >> 10;
+ unsigned short m = in & 0x3FF;
+ float sgn = (s ? -1.0f : 1.0f);
+
+ if (e == 0)
+ {
+ if (m == 0) return sgn * 0.0f; /* +0.0 or -0.0 */
+ else return sgn * powf(2, -14.0f) * (m / 1024.0f);
+ }
+ else
+ {
+ return sgn * powf(2, e - 15.0f) * (1.0f + (m / 1024.0f));
+ }
+}
+
static BOOL is_autogenmipmap_supported(IDirect3DDevice9 *device, D3DRESOURCETYPE resource_type)
{
HRESULT hr;
@@ -1011,6 +1048,93 @@ static void test_D3DXFillTexture(IDirect3DDevice9 *device)
}
else
skip("Failed to create texture\n");
+
+ /* test floating-point textures */
+ hr = IDirect3DDevice9_CreateTexture(device, 4, 4, 1, 0, D3DFMT_A16B16G16R16F,
+ D3DPOOL_MANAGED, &tex, NULL);
+
+ if (SUCCEEDED(hr))
+ {
+ hr = D3DXFillTexture(tex, fillfunc, NULL);
+ todo_wine ok(hr == D3D_OK, "D3DXFillTexture returned %#x, expected %#x\n", hr, D3D_OK);
+
+ hr = IDirect3DTexture9_LockRect(tex, 0, &lock_rect, NULL, D3DLOCK_READONLY);
+ if (SUCCEEDED(hr))
+ {
+ pitch = lock_rect.Pitch / sizeof(WORD);
+ for (y = 0; y < 4; y++)
+ {
+ WORD *ptr = (WORD *)lock_rect.pBits + y * pitch;
+ for (x = 0; x < 4; x++)
+ {
+ D3DXVECTOR4 got, expected;
+
+ got.x = float_16_to_32(*ptr++);
+ got.y = float_16_to_32(*ptr++);
+ got.z = float_16_to_32(*ptr++);
+ got.w = float_16_to_32(*ptr++);
+
+ expected.x = (x + 0.5f) / 4.0f;
+ expected.y = (y + 0.5f) / 4.0f;
+ expected.z = 1.0f / 4.0f;
+ expected.w = 1.0f;
+
+ todo_wine expect_vec4(&expected, &got);
+ }
+ }
+
+ IDirect3DTexture9_UnlockRect(tex, 0);
+ }
+ else
+ skip("Failed to lock texture\n");
+
+ IDirect3DTexture9_Release(tex);
+ }
+ else
+ skip("Failed to create D3DFMT_A16B16G16R16F texture\n");
+
+ hr = IDirect3DDevice9_CreateTexture(device, 4, 4, 1, 0, D3DFMT_A32B32G32R32F,
+ D3DPOOL_MANAGED, &tex, NULL);
+
+ if (SUCCEEDED(hr))
+ {
+ hr = D3DXFillTexture(tex, fillfunc, NULL);
+ todo_wine ok(hr == D3D_OK, "D3DXFillTexture returned %#x, expected %#x\n", hr, D3D_OK);
+
+ hr = IDirect3DTexture9_LockRect(tex, 0, &lock_rect, NULL, D3DLOCK_READONLY);
+ if (SUCCEEDED(hr))
+ {
+ pitch = lock_rect.Pitch / sizeof(float);
+ for (y = 0; y < 4; y++)
+ {
+ float *ptr = (float *)lock_rect.pBits + y * pitch;
+ for (x = 0; x < 4; x++)
+ {
+ D3DXVECTOR4 got, expected;
+
+ got.x = *ptr++;
+ got.y = *ptr++;
+ got.z = *ptr++;
+ got.w = *ptr++;
+
+ expected.x = (x + 0.5f) / 4.0f;
+ expected.y = (y + 0.5f) / 4.0f;
+ expected.z = 1.0f / 4.0f;
+ expected.w = 1.0f;
+
+ todo_wine expect_vec4(&expected, &got);
+ }
+ }
+
+ IDirect3DTexture9_UnlockRect(tex, 0);
+ }
+ else
+ skip("Failed to lock texture\n");
+
+ IDirect3DTexture9_Release(tex);
+ }
+ else
+ skip("Failed to create D3DFMT_A32B32G32R32F texture\n");
}
static void WINAPI fillfunc_cube(D3DXVECTOR4 *value, const D3DXVECTOR3 *texcoord,
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