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d3dx9: Correctly handle whitespace character in D3DXCreateText.

oldstable
Józef Kucia 2015-08-05 20:51:00 +02:00 committed by Alexandre Julliard
parent f8a7d6ed74
commit 567ab59c79
2 changed files with 94 additions and 78 deletions
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4
dlls/d3dx9_36/mesh.c
View File

@ -5847,6 +5847,10 @@ static HRESULT triangulate(struct triangulation_array *triangulations)
int i;
struct point2d_index *idx_ptr;
/* Glyphs without outlines do not generate any vertices. */
if (!glyph->outlines.count)
return D3D_OK;
for (i = 0; i < glyph->outlines.count; i++)
nb_vertices += glyph->outlines.items[i].count;

168
dlls/d3dx9_36/tests/mesh.c
View File

@ -3617,57 +3617,17 @@ static HRESULT create_outline(struct glyphinfo *glyph, void *raw_outline, int da
return S_OK;
}
static BOOL compute_text_mesh(struct mesh *mesh, HDC hdc, const char *text,
float deviation, float extrusion, float otmEMSquare)
static BOOL compute_text_mesh(struct mesh *mesh, const char *text,
float deviation, float extrusion, float otmEMSquare, const struct glyphinfo *glyphs)
{
HRESULT hr = E_FAIL;
DWORD nb_vertices, nb_faces;
DWORD nb_corners, nb_outline_points;
int textlen = 0;
float offset_x;
char *raw_outline = NULL;
struct glyphinfo *glyphs = NULL;
GLYPHMETRICS gm;
int i;
struct vertex *vertex_ptr;
face *face_ptr;
if (deviation == 0.0f)
deviation = 1.0f / otmEMSquare;
textlen = strlen(text);
glyphs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, textlen * sizeof(*glyphs));
if (!glyphs) {
hr = E_OUTOFMEMORY;
goto error;
}
offset_x = 0.0f;
for (i = 0; i < textlen; i++)
{
/* get outline points from data returned from GetGlyphOutline */
const MAT2 identity = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
int datasize;
glyphs[i].offset_x = offset_x;
datasize = GetGlyphOutlineA(hdc, text[i], GGO_NATIVE, &gm, 0, NULL, &identity);
if (datasize < 0) {
hr = E_FAIL;
goto error;
}
HeapFree(GetProcessHeap(), 0, raw_outline);
raw_outline = HeapAlloc(GetProcessHeap(), 0, datasize);
if (!raw_outline) {
hr = E_OUTOFMEMORY;
goto error;
}
datasize = GetGlyphOutlineA(hdc, text[i], GGO_NATIVE, &gm, datasize, raw_outline, &identity);
create_outline(&glyphs[i], raw_outline, datasize, deviation, otmEMSquare);
offset_x += gm.gmCellIncX / (float)otmEMSquare;
}
/* corner points need an extra vertex for the different side faces normals */
nb_corners = 0;
@ -3691,7 +3651,7 @@ static BOOL compute_text_mesh(struct mesh *mesh, HDC hdc, const char *text,
nb_faces = nb_outline_points * 2;
if (!new_mesh(mesh, nb_vertices, nb_faces))
goto error;
return FALSE;
/* convert 2D vertices and faces into 3D mesh */
vertex_ptr = mesh->vertices;
@ -3801,24 +3761,11 @@ static BOOL compute_text_mesh(struct mesh *mesh, HDC hdc, const char *text,
vertex_ptr++;
}
hr = D3D_OK;
error:
if (glyphs) {
for (i = 0; i < textlen; i++)
{
int j;
for (j = 0; j < glyphs[i].outlines.count; j++)
HeapFree(GetProcessHeap(), 0, glyphs[i].outlines.items[j].items);
HeapFree(GetProcessHeap(), 0, glyphs[i].outlines.items);
}
HeapFree(GetProcessHeap(), 0, glyphs);
}
HeapFree(GetProcessHeap(), 0, raw_outline);
return hr == D3D_OK;
return TRUE;
}
static void compare_text_outline_mesh(const char *name, ID3DXMesh *d3dxmesh, struct mesh *mesh, int textlen, float extrusion)
static void compare_text_outline_mesh(const char *name, ID3DXMesh *d3dxmesh, struct mesh *mesh,
size_t textlen, float extrusion, const struct glyphinfo *glyphs)
{
HRESULT hr;
DWORD number_of_vertices, number_of_faces;
@ -3936,13 +3883,20 @@ static void compare_text_outline_mesh(const char *name, ID3DXMesh *d3dxmesh, str
first_vtx1 = vtx_idx1;
first_vtx2 = vtx_idx2;
for (; vtx_idx1 < number_of_vertices; vtx_idx1++) {
if (vertices[vtx_idx1].normal.z != 0)
break;
}
for (; vtx_idx2 < mesh->number_of_vertices; vtx_idx2++) {
if (mesh->vertices[vtx_idx2].normal.z != 0)
break;
/* Glyphs without outlines do not generate any vertices. */
if (glyphs[i].outlines.count > 0)
{
for (; vtx_idx1 < number_of_vertices; vtx_idx1++)
{
if (vertices[vtx_idx1].normal.z != 0)
break;
}
for (; vtx_idx2 < mesh->number_of_vertices; vtx_idx2++)
{
if (mesh->vertices[vtx_idx2].normal.z != 0)
break;
}
}
nb_outline_vertices1 = vtx_idx1 - first_vtx1;
nb_outline_vertices2 = vtx_idx2 - first_vtx2;
@ -4124,15 +4078,19 @@ error:
static void test_createtext(IDirect3DDevice9 *device, HDC hdc, const char *text, float deviation, float extrusion)
{
HRESULT hr;
ID3DXMesh *d3dxmesh;
struct mesh mesh;
ID3DXMesh *d3dxmesh = NULL;
struct mesh mesh = {0};
char name[256];
OUTLINETEXTMETRICA otm;
GLYPHMETRICS gm;
struct glyphinfo *glyphs = NULL;
GLYPHMETRICSFLOAT *glyphmetrics_float = HeapAlloc(GetProcessHeap(), 0, sizeof(GLYPHMETRICSFLOAT) * strlen(text));
int i;
LOGFONTA lf;
float offset_x;
size_t textlen;
HFONT font = NULL, oldfont = NULL;
char *raw_outline = NULL;
sprintf(name, "text ('%s', %f, %f)", text, deviation, extrusion);
@ -4141,7 +4099,7 @@ static void test_createtext(IDirect3DDevice9 *device, HDC hdc, const char *text,
if (hr != D3D_OK)
{
skip("Couldn't create text with D3DXCreateText\n");
return;
goto error;
}
/* must select a modified font having lfHeight = otm.otmEMSquare before
@ -4149,21 +4107,25 @@ static void test_createtext(IDirect3DDevice9 *device, HDC hdc, const char *text,
if (!GetObjectA(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf)
|| !GetOutlineTextMetricsA(hdc, sizeof(otm), &otm))
{
d3dxmesh->lpVtbl->Release(d3dxmesh);
skip("Couldn't get text outline\n");
return;
goto error;
}
lf.lfHeight = otm.otmEMSquare;
lf.lfWidth = 0;
if (!(font = CreateFontIndirectA(&lf)))
{
d3dxmesh->lpVtbl->Release(d3dxmesh);
skip("Couldn't create the modified font\n");
return;
goto error;
}
textlen = strlen(text);
glyphs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, textlen * sizeof(*glyphs));
if (!glyphs)
goto error;
oldfont = SelectObject(hdc, font);
for (i = 0; i < strlen(text); i++)
for (i = 0; i < textlen; i++)
{
const MAT2 identity = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
GetGlyphOutlineA(hdc, text[i], GGO_NATIVE, &gm, 0, NULL, &identity);
@ -4175,8 +4137,42 @@ static void test_createtext(IDirect3DDevice9 *device, HDC hdc, const char *text,
compare_float(glyphmetrics_float[i].gmfCellIncY, gm.gmCellIncY / (float)otm.otmEMSquare);
}
if (deviation == 0.0f)
deviation = 1.0f / otm.otmEMSquare;
offset_x = 0.0f;
for (i = 0; i < textlen; i++)
{
/* get outline points from data returned from GetGlyphOutline */
const MAT2 identity = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
int datasize;
glyphs[i].offset_x = offset_x;
datasize = GetGlyphOutlineA(hdc, text[i], GGO_NATIVE, &gm, 0, NULL, &identity);
if (datasize < 0)
{
SelectObject(hdc, oldfont);
goto error;
}
HeapFree(GetProcessHeap(), 0, raw_outline);
raw_outline = HeapAlloc(GetProcessHeap(), 0, datasize);
if (!raw_outline)
{
SelectObject(hdc, oldfont);
goto error;
}
datasize = GetGlyphOutlineA(hdc, text[i], GGO_NATIVE, &gm, datasize, raw_outline, &identity);
create_outline(&glyphs[i], raw_outline, datasize, deviation, otm.otmEMSquare);
offset_x += gm.gmCellIncX / (float)otm.otmEMSquare;
}
SelectObject(hdc, oldfont);
ZeroMemory(&mesh, sizeof(mesh));
if (!compute_text_mesh(&mesh, hdc, text, deviation, extrusion, otm.otmEMSquare))
if (!compute_text_mesh(&mesh, text, deviation, extrusion, otm.otmEMSquare, glyphs))
{
skip("Couldn't create mesh\n");
d3dxmesh->lpVtbl->Release(d3dxmesh);
@ -4184,13 +4180,26 @@ static void test_createtext(IDirect3DDevice9 *device, HDC hdc, const char *text,
}
mesh.fvf = D3DFVF_XYZ | D3DFVF_NORMAL;
compare_text_outline_mesh(name, d3dxmesh, &mesh, strlen(text), extrusion);
compare_text_outline_mesh(name, d3dxmesh, &mesh, textlen, extrusion, glyphs);
error:
free_mesh(&mesh);
d3dxmesh->lpVtbl->Release(d3dxmesh);
SelectObject(hdc, oldfont);
if (d3dxmesh) d3dxmesh->lpVtbl->Release(d3dxmesh);
HeapFree(GetProcessHeap(), 0, glyphmetrics_float);
if (glyphs)
{
for (i = 0; i < textlen; i++)
{
int j;
for (j = 0; j < glyphs[i].outlines.count; j++)
HeapFree(GetProcessHeap(), 0, glyphs[i].outlines.items[j].items);
HeapFree(GetProcessHeap(), 0, glyphs[i].outlines.items);
}
HeapFree(GetProcessHeap(), 0, glyphs);
}
HeapFree(GetProcessHeap(), 0, raw_outline);
}
static void D3DXCreateTextTest(void)
@ -4281,6 +4290,9 @@ if (0)
test_createtext(device, hdc, "wine", 0.001f, 0.0f);
test_createtext(device, hdc, "wine", 0.001f, FLT_MAX);
test_createtext(device, hdc, "wine", 0.0f, 1.0f);
test_createtext(device, hdc, " wine", 1.0f, 0.0f);
test_createtext(device, hdc, "wine ", 1.0f, 0.0f);
test_createtext(device, hdc, "wi ne", 1.0f, 0.0f);
DeleteDC(hdc);