d3dx9shape.h File Reference

#include "d3dx9.h"

Include dependency graph for d3dx9shape.h:

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Go to the source code of this file.

Macros
#define	D3DXCreateText   WINELIB_NAME_AW(D3DXCreateText)

Functions
HRESULT WINAPI	D3DXCreateBox (struct IDirect3DDevice9 *device, float width, float height, float depth, struct ID3DXMesh **mesh, struct ID3DXBuffer **adjacency)
HRESULT WINAPI	D3DXCreateCylinder (struct IDirect3DDevice9 *device, float radius1, float radius2, float length, UINT slices, UINT stacks, struct ID3DXMesh **mesh, struct ID3DXBuffer **adjacency)
HRESULT WINAPI	D3DXCreatePolygon (struct IDirect3DDevice9 *device, float length, UINT sides, struct ID3DXMesh **mesh, ID3DXBuffer **adjacency)
HRESULT WINAPI	D3DXCreateSphere (struct IDirect3DDevice9 *device, float radius, UINT slices, UINT stacks, struct ID3DXMesh **mesh, struct ID3DXBuffer **adjacency)
HRESULT WINAPI	D3DXCreateTeapot (struct IDirect3DDevice9 *device, struct ID3DXMesh **mesh, struct ID3DXBuffer **adjacency)
HRESULT WINAPI	D3DXCreateTextA (struct IDirect3DDevice9 *device, HDC hdc, const char *text, float deviation, float extrusion, struct ID3DXMesh **mesh, struct ID3DXBuffer **adjacency, GLYPHMETRICSFLOAT *glyphmetrics)
HRESULT WINAPI	D3DXCreateTextW (struct IDirect3DDevice9 *device, HDC hdc, const WCHAR *text, float deviation, FLOAT extrusion, struct ID3DXMesh **mesh, struct ID3DXBuffer **adjacency, GLYPHMETRICSFLOAT *glyphmetrics)
HRESULT WINAPI	D3DXCreateTorus (struct IDirect3DDevice9 *device, float innerradius, float outerradius, UINT sides, UINT rings, struct ID3DXMesh **mesh, ID3DXBuffer **adjacency)

Macro Definition Documentation

D3DXCreateText

#define D3DXCreateText   WINELIB_NAME_AW(D3DXCreateText)

Definition at line 44 of file d3dx9shape.h.

Function Documentation

D3DXCreateBox()

HRESULT WINAPI D3DXCreateBox	(	struct IDirect3DDevice9 *	device,
		float	width,
		float	height,
		float	depth,
		struct ID3DXMesh **	mesh,
		struct ID3DXBuffer **	adjacency
	)

Definition at line 4653 of file mesh.c.

{
    HRESULT hr;
    ID3DXMesh *box;
    struct vertex *vertices;
    WORD (*faces)[3];
    DWORD *adjacency_buf;
    unsigned int i, face;
    static const D3DXVECTOR3 unit_box[] =
    {
        {-0.5f, -0.5f, -0.5f}, {-0.5f, -0.5f,  0.5f}, {-0.5f,  0.5f,  0.5f}, {-0.5f,  0.5f, -0.5f},
        {-0.5f,  0.5f, -0.5f}, {-0.5f,  0.5f,  0.5f}, { 0.5f,  0.5f,  0.5f}, { 0.5f,  0.5f, -0.5f},
        { 0.5f,  0.5f, -0.5f}, { 0.5f,  0.5f,  0.5f}, { 0.5f, -0.5f,  0.5f}, { 0.5f, -0.5f, -0.5f},
        {-0.5f, -0.5f,  0.5f}, {-0.5f, -0.5f, -0.5f}, { 0.5f, -0.5f, -0.5f}, { 0.5f, -0.5f,  0.5f},
        {-0.5f, -0.5f,  0.5f}, { 0.5f, -0.5f,  0.5f}, { 0.5f,  0.5f,  0.5f}, {-0.5f,  0.5f,  0.5f},
        {-0.5f, -0.5f, -0.5f}, {-0.5f,  0.5f, -0.5f}, { 0.5f,  0.5f, -0.5f}, { 0.5f, -0.5f, -0.5f}
    };
    static const D3DXVECTOR3 normals[] =
    {
        {-1.0f,  0.0f, 0.0f}, { 0.0f, 1.0f, 0.0f}, { 1.0f, 0.0f,  0.0f},
        { 0.0f, -1.0f, 0.0f}, { 0.0f, 0.0f, 1.0f}, { 0.0f, 0.0f, -1.0f}
    };
    static const DWORD adjacency_table[] =
    {
        6, 9, 1, 2, 10, 0, 1,  9,  3, 4, 10,  2,
        3, 8, 5, 7, 11, 4, 0, 11,  7, 5,  8,  6,
        7, 4, 9, 2,  0, 8, 1,  3, 11, 5,  6, 10
    };
 
    TRACE("device %p, width %f, height %f, depth %f, mesh %p, adjacency %p\n",
                    device, width, height, depth, mesh, adjacency);
 
    if (!device || width < 0.0f || height < 0.0f || depth < 0.0f || !mesh)
    {
        return D3DERR_INVALIDCALL;
    }
 
    if (FAILED(hr = D3DXCreateMeshFVF(12, 24, D3DXMESH_MANAGED, D3DFVF_XYZ | D3DFVF_NORMAL, device, &box)))
    {
        return hr;
    }
 
    if (FAILED(hr = box->lpVtbl->LockVertexBuffer(box, 0, (void **)&vertices)))
    {
        box->lpVtbl->Release(box);
        return hr;
    }
 
    if (FAILED(hr = box->lpVtbl->LockIndexBuffer(box, 0, (void **)&faces)))
    {
        box->lpVtbl->UnlockVertexBuffer(box);
        box->lpVtbl->Release(box);
        return hr;
    }
 
    for (i = 0; i < 24; i++)
    {
        vertices[i].position.x = width * unit_box[i].x;
        vertices[i].position.y = height * unit_box[i].y;
        vertices[i].position.z = depth * unit_box[i].z;
        vertices[i].normal.x = normals[i / 4].x;
        vertices[i].normal.y = normals[i / 4].y;
        vertices[i].normal.z = normals[i / 4].z;
    }
 
    face = 0;
    for (i = 0; i < 12; i++)
    {
        faces[i][0] = face++;
        faces[i][1] = face++;
        faces[i][2] = (i % 2) ? face - 4 : face;
    }
 
    box->lpVtbl->UnlockIndexBuffer(box);
    box->lpVtbl->UnlockVertexBuffer(box);
 
    if (adjacency)
    {
        if (FAILED(hr = D3DXCreateBuffer(sizeof(adjacency_table), adjacency)))
        {
            box->lpVtbl->Release(box);
            return hr;
        }
 
        adjacency_buf = ID3DXBuffer_GetBufferPointer(*adjacency);
        memcpy(adjacency_buf, adjacency_table, sizeof(adjacency_table));
    }
 
    *mesh = box;
 
    return D3D_OK;
}

Referenced by D3DXCreateBoxTest(), test_box(), and test_compute_normals().

D3DXCreateCylinder()

HRESULT WINAPI D3DXCreateCylinder	(	struct IDirect3DDevice9 *	device,
		float	radius1,
		float	radius2,
		float	length,
		UINT	slices,
		UINT	stacks,
		struct ID3DXMesh **	mesh,
		struct ID3DXBuffer **	adjacency
	)

Definition at line 4975 of file mesh.c.

{
    DWORD number_of_vertices, number_of_faces;
    HRESULT hr;
    ID3DXMesh *cylinder;
    struct vertex *vertices;
    face *faces;
    float theta_step, theta_start;
    struct sincos_table theta;
    float delta_radius, radius, radius_step;
    float z, z_step, z_normal;
    DWORD vertex, face, slice, stack;
 
    TRACE("(%p, %f, %f, %f, %u, %u, %p, %p)\n", device, radius1, radius2, length, slices, stacks, mesh, adjacency);
 
    if (device == NULL || radius1 < 0.0f || radius2 < 0.0f || length < 0.0f || slices < 2 || stacks < 1 || mesh == NULL)
    {
        return D3DERR_INVALIDCALL;
    }
 
    number_of_vertices = 2 + (slices * (3 + stacks));
    number_of_faces = 2 * slices + stacks * (2 * slices);
 
    hr = D3DXCreateMeshFVF(number_of_faces, number_of_vertices, D3DXMESH_MANAGED,
                           D3DFVF_XYZ | D3DFVF_NORMAL, device, &cylinder);
    if (FAILED(hr))
    {
        return hr;
    }
 
    if (FAILED(hr = cylinder->lpVtbl->LockVertexBuffer(cylinder, 0, (void **)&vertices)))
    {
        cylinder->lpVtbl->Release(cylinder);
        return hr;
    }
 
    if (FAILED(hr = cylinder->lpVtbl->LockIndexBuffer(cylinder, 0, (void **)&faces)))
    {
        cylinder->lpVtbl->UnlockVertexBuffer(cylinder);
        cylinder->lpVtbl->Release(cylinder);
        return hr;
    }
 
    /* theta = angle on xy plane wrt x axis */
    theta_step = -2.0f * D3DX_PI / slices;
    theta_start = D3DX_PI / 2.0f;
 
    if (!compute_sincos_table(&theta, theta_start, theta_step, slices))
    {
        cylinder->lpVtbl->UnlockIndexBuffer(cylinder);
        cylinder->lpVtbl->UnlockVertexBuffer(cylinder);
        cylinder->lpVtbl->Release(cylinder);
        return E_OUTOFMEMORY;
    }
 
    vertex = 0;
    face = 0;
 
    delta_radius = radius1 - radius2;
    radius = radius1;
    radius_step = delta_radius / stacks;
 
    z = -length / 2;
    z_step = length / stacks;
    z_normal = delta_radius / length;
    if (isnan(z_normal))
    {
        z_normal = 0.0f;
    }
 
    vertices[vertex].normal.x = 0.0f;
    vertices[vertex].normal.y = 0.0f;
    vertices[vertex].normal.z = -1.0f;
    vertices[vertex].position.x = 0.0f;
    vertices[vertex].position.y = 0.0f;
    vertices[vertex++].position.z = z;
 
    for (slice = 0; slice < slices; slice++, vertex++)
    {
        vertices[vertex].normal.x = 0.0f;
        vertices[vertex].normal.y = 0.0f;
        vertices[vertex].normal.z = -1.0f;
        vertices[vertex].position.x = radius * theta.cos[slice];
        vertices[vertex].position.y = radius * theta.sin[slice];
        vertices[vertex].position.z = z;
 
        if (slice > 0)
        {
            faces[face][0] = 0;
            faces[face][1] = slice;
            faces[face++][2] = slice + 1;
        }
    }
 
    faces[face][0] = 0;
    faces[face][1] = slice;
    faces[face++][2] = 1;
 
    for (stack = 1; stack <= stacks+1; stack++)
    {
        for (slice = 0; slice < slices; slice++, vertex++)
        {
            vertices[vertex].normal.x = theta.cos[slice];
            vertices[vertex].normal.y = theta.sin[slice];
            vertices[vertex].normal.z = z_normal;
            D3DXVec3Normalize(&vertices[vertex].normal, &vertices[vertex].normal);
            vertices[vertex].position.x = radius * theta.cos[slice];
            vertices[vertex].position.y = radius * theta.sin[slice];
            vertices[vertex].position.z = z;
 
            if (stack > 1 && slice > 0)
            {
                faces[face][0] = vertex_index(slices, slice-1, stack-1);
                faces[face][1] = vertex_index(slices, slice-1, stack);
                faces[face++][2] = vertex_index(slices, slice, stack-1);
 
                faces[face][0] = vertex_index(slices, slice, stack-1);
                faces[face][1] = vertex_index(slices, slice-1, stack);
                faces[face++][2] = vertex_index(slices, slice, stack);
            }
        }
 
        if (stack > 1)
        {
            faces[face][0] = vertex_index(slices, slice-1, stack-1);
            faces[face][1] = vertex_index(slices, slice-1, stack);
            faces[face++][2] = vertex_index(slices, 0, stack-1);
 
            faces[face][0] = vertex_index(slices, 0, stack-1);
            faces[face][1] = vertex_index(slices, slice-1, stack);
            faces[face++][2] = vertex_index(slices, 0, stack);
        }
 
        if (stack < stacks + 1)
        {
            z += z_step;
            radius -= radius_step;
        }
    }
 
    for (slice = 0; slice < slices; slice++, vertex++)
    {
        vertices[vertex].normal.x = 0.0f;
        vertices[vertex].normal.y = 0.0f;
        vertices[vertex].normal.z = 1.0f;
        vertices[vertex].position.x = radius * theta.cos[slice];
        vertices[vertex].position.y = radius * theta.sin[slice];
        vertices[vertex].position.z = z;
 
        if (slice > 0)
        {
            faces[face][0] = vertex_index(slices, slice-1, stack);
            faces[face][1] = number_of_vertices - 1;
            faces[face++][2] = vertex_index(slices, slice, stack);
        }
    }
 
    vertices[vertex].position.x = 0.0f;
    vertices[vertex].position.y = 0.0f;
    vertices[vertex].position.z = z;
    vertices[vertex].normal.x = 0.0f;
    vertices[vertex].normal.y = 0.0f;
    vertices[vertex].normal.z = 1.0f;
 
    faces[face][0] = vertex_index(slices, slice-1, stack);
    faces[face][1] = number_of_vertices - 1;
    faces[face][2] = vertex_index(slices, 0, stack);
 
    free_sincos_table(&theta);
    cylinder->lpVtbl->UnlockIndexBuffer(cylinder);
    cylinder->lpVtbl->UnlockVertexBuffer(cylinder);
 
    if (adjacency)
    {
        if (FAILED(hr = D3DXCreateBuffer(number_of_faces * sizeof(DWORD) * 3, adjacency)))
        {
            cylinder->lpVtbl->Release(cylinder);
            return hr;
        }
 
        if (FAILED(hr = cylinder->lpVtbl->GenerateAdjacency(cylinder, 0.0f, (*adjacency)->lpVtbl->GetBufferPointer(*adjacency))))
        {
            (*adjacency)->lpVtbl->Release(*adjacency);
            cylinder->lpVtbl->Release(cylinder);
            return hr;
        }
    }
 
    *mesh = cylinder;
 
    return D3D_OK;
}

Referenced by D3DXCreateCylinderTest(), and test_cylinder().

D3DXCreatePolygon()

HRESULT WINAPI D3DXCreatePolygon	(	struct IDirect3DDevice9 *	device,
		float	length,
		UINT	sides,
		struct ID3DXMesh **	mesh,
		ID3DXBuffer **	adjacency
	)

Definition at line 4563 of file mesh.c.

{
    HRESULT hr;
    ID3DXMesh *polygon;
    struct vertex *vertices;
    WORD (*faces)[3];
    DWORD (*adjacency_buf)[3];
    float angle, scale;
    unsigned int i;
 
    TRACE("device %p, length %f, sides %u, mesh %p, adjacency %p.\n",
            device, length, sides, mesh, adjacency);
 
    if (!device || length < 0.0f || sides < 3 || !mesh)
        return D3DERR_INVALIDCALL;
 
    if (FAILED(hr = D3DXCreateMeshFVF(sides, sides + 1, D3DXMESH_MANAGED,
            D3DFVF_XYZ | D3DFVF_NORMAL, device, &polygon)))
    {
        return hr;
    }
 
    if (FAILED(hr = polygon->lpVtbl->LockVertexBuffer(polygon, 0, (void **)&vertices)))
    {
        polygon->lpVtbl->Release(polygon);
        return hr;
    }
 
    if (FAILED(hr = polygon->lpVtbl->LockIndexBuffer(polygon, 0, (void **)&faces)))
    {
        polygon->lpVtbl->UnlockVertexBuffer(polygon);
        polygon->lpVtbl->Release(polygon);
        return hr;
    }
 
    angle = D3DX_PI / sides;
    scale = 0.5f * length / sinf(angle);
    angle *= 2.0f;
 
    vertices[0].position.x = 0.0f;
    vertices[0].position.y = 0.0f;
    vertices[0].position.z = 0.0f;
    vertices[0].normal.x = 0.0f;
    vertices[0].normal.y = 0.0f;
    vertices[0].normal.z = 1.0f;
 
    for (i = 0; i < sides; ++i)
    {
        vertices[i + 1].position.x = cosf(angle * i) * scale;
        vertices[i + 1].position.y = sinf(angle * i) * scale;
        vertices[i + 1].position.z = 0.0f;
        vertices[i + 1].normal.x = 0.0f;
        vertices[i + 1].normal.y = 0.0f;
        vertices[i + 1].normal.z = 1.0f;
 
        faces[i][0] = 0;
        faces[i][1] = i + 1;
        faces[i][2] = i + 2;
    }
 
    faces[sides - 1][2] = 1;
 
    polygon->lpVtbl->UnlockVertexBuffer(polygon);
    polygon->lpVtbl->UnlockIndexBuffer(polygon);
 
    if (adjacency)
    {
        if (FAILED(hr = D3DXCreateBuffer(sides * sizeof(DWORD) * 3, adjacency)))
        {
            polygon->lpVtbl->Release(polygon);
            return hr;
        }
 
        adjacency_buf = ID3DXBuffer_GetBufferPointer(*adjacency);
        for (i = 0; i < sides; ++i)
        {
            adjacency_buf[i][0] = i - 1;
            adjacency_buf[i][1] = ~0U;
            adjacency_buf[i][2] = i + 1;
        }
        adjacency_buf[0][0] = sides - 1;
        adjacency_buf[sides - 1][2] = 0;
    }
 
    *mesh = polygon;
 
    return D3D_OK;
}

Referenced by D3DXCreatePolygonTest(), and test_polygon().

D3DXCreateSphere()

HRESULT WINAPI D3DXCreateSphere	(	struct IDirect3DDevice9 *	device,
		float	radius,
		UINT	slices,
		UINT	stacks,
		struct ID3DXMesh **	mesh,
		struct ID3DXBuffer **	adjacency
	)

Definition at line 4795 of file mesh.c.

{
    DWORD number_of_vertices, number_of_faces;
    HRESULT hr;
    ID3DXMesh *sphere;
    struct vertex *vertices;
    face *faces;
    float phi_step, phi_start;
    struct sincos_table phi;
    float theta_step, theta, sin_theta, cos_theta;
    DWORD vertex, face, stack, slice;
 
    TRACE("(%p, %f, %u, %u, %p, %p)\n", device, radius, slices, stacks, mesh, adjacency);
 
    if (!device || radius < 0.0f || slices < 2 || stacks < 2 || !mesh)
    {
        return D3DERR_INVALIDCALL;
    }
 
    number_of_vertices = 2 + slices * (stacks-1);
    number_of_faces = 2 * slices + (stacks - 2) * (2 * slices);
 
    hr = D3DXCreateMeshFVF(number_of_faces, number_of_vertices, D3DXMESH_MANAGED,
                           D3DFVF_XYZ | D3DFVF_NORMAL, device, &sphere);
    if (FAILED(hr))
    {
        return hr;
    }
 
    if (FAILED(hr = sphere->lpVtbl->LockVertexBuffer(sphere, 0, (void **)&vertices)))
    {
        sphere->lpVtbl->Release(sphere);
        return hr;
    }
 
    if (FAILED(hr = sphere->lpVtbl->LockIndexBuffer(sphere, 0, (void **)&faces)))
    {
        sphere->lpVtbl->UnlockVertexBuffer(sphere);
        sphere->lpVtbl->Release(sphere);
        return hr;
    }
 
    /* phi = angle on xz plane wrt z axis */
    phi_step = -2.0f * D3DX_PI / slices;
    phi_start = D3DX_PI / 2.0f;
 
    if (!compute_sincos_table(&phi, phi_start, phi_step, slices))
    {
        sphere->lpVtbl->UnlockIndexBuffer(sphere);
        sphere->lpVtbl->UnlockVertexBuffer(sphere);
        sphere->lpVtbl->Release(sphere);
        return E_OUTOFMEMORY;
    }
 
    /* theta = angle on xy plane wrt x axis */
    theta_step = D3DX_PI / stacks;
    theta = theta_step;
 
    vertex = 0;
    face = 0;
 
    vertices[vertex].normal.x = 0.0f;
    vertices[vertex].normal.y = 0.0f;
    vertices[vertex].normal.z = 1.0f;
    vertices[vertex].position.x = 0.0f;
    vertices[vertex].position.y = 0.0f;
    vertices[vertex].position.z = radius;
    vertex++;
 
    for (stack = 0; stack < stacks - 1; stack++)
    {
        sin_theta = sinf(theta);
        cos_theta = cosf(theta);
 
        for (slice = 0; slice < slices; slice++)
        {
            vertices[vertex].normal.x = sin_theta * phi.cos[slice];
            vertices[vertex].normal.y = sin_theta * phi.sin[slice];
            vertices[vertex].normal.z = cos_theta;
            vertices[vertex].position.x = radius * sin_theta * phi.cos[slice];
            vertices[vertex].position.y = radius * sin_theta * phi.sin[slice];
            vertices[vertex].position.z = radius * cos_theta;
            vertex++;
 
            if (slice > 0)
            {
                if (stack == 0)
                {
                    /* top stack is triangle fan */
                    faces[face][0] = 0;
                    faces[face][1] = slice + 1;
                    faces[face][2] = slice;
                    face++;
                }
                else
                {
                    /* stacks in between top and bottom are quad strips */
                    faces[face][0] = vertex_index(slices, slice-1, stack-1);
                    faces[face][1] = vertex_index(slices, slice, stack-1);
                    faces[face][2] = vertex_index(slices, slice-1, stack);
                    face++;
 
                    faces[face][0] = vertex_index(slices, slice, stack-1);
                    faces[face][1] = vertex_index(slices, slice, stack);
                    faces[face][2] = vertex_index(slices, slice-1, stack);
                    face++;
                }
            }
        }
 
        theta += theta_step;
 
        if (stack == 0)
        {
            faces[face][0] = 0;
            faces[face][1] = 1;
            faces[face][2] = slice;
            face++;
        }
        else
        {
            faces[face][0] = vertex_index(slices, slice-1, stack-1);
            faces[face][1] = vertex_index(slices, 0, stack-1);
            faces[face][2] = vertex_index(slices, slice-1, stack);
            face++;
 
            faces[face][0] = vertex_index(slices, 0, stack-1);
            faces[face][1] = vertex_index(slices, 0, stack);
            faces[face][2] = vertex_index(slices, slice-1, stack);
            face++;
        }
    }
 
    vertices[vertex].position.x = 0.0f;
    vertices[vertex].position.y = 0.0f;
    vertices[vertex].position.z = -radius;
    vertices[vertex].normal.x = 0.0f;
    vertices[vertex].normal.y = 0.0f;
    vertices[vertex].normal.z = -1.0f;
 
    /* bottom stack is triangle fan */
    for (slice = 1; slice < slices; slice++)
    {
        faces[face][0] = vertex_index(slices, slice-1, stack-1);
        faces[face][1] = vertex_index(slices, slice, stack-1);
        faces[face][2] = vertex;
        face++;
    }
 
    faces[face][0] = vertex_index(slices, slice-1, stack-1);
    faces[face][1] = vertex_index(slices, 0, stack-1);
    faces[face][2] = vertex;
 
    free_sincos_table(&phi);
    sphere->lpVtbl->UnlockIndexBuffer(sphere);
    sphere->lpVtbl->UnlockVertexBuffer(sphere);
 
 
    if (adjacency)
    {
        if (FAILED(hr = D3DXCreateBuffer(number_of_faces * sizeof(DWORD) * 3, adjacency)))
        {
            sphere->lpVtbl->Release(sphere);
            return hr;
        }
 
        if (FAILED(hr = sphere->lpVtbl->GenerateAdjacency(sphere, 0.0f, (*adjacency)->lpVtbl->GetBufferPointer(*adjacency))))
        {
            (*adjacency)->lpVtbl->Release(*adjacency);
            sphere->lpVtbl->Release(sphere);
            return hr;
        }
    }
 
    *mesh = sphere;
 
    return D3D_OK;
}

Referenced by D3DXCreateSphereTest(), D3DXCreateTeapot(), test_compute_normals(), and test_sphere().

D3DXCreateTeapot()

HRESULT WINAPI D3DXCreateTeapot	(	struct IDirect3DDevice9 *	device,
		struct ID3DXMesh **	mesh,
		struct ID3DXBuffer **	adjacency
	)

Definition at line 5169 of file mesh.c.

{
    FIXME("device %p, mesh %p, adjacency %p semi-stub.\n", device, mesh, adjacency);
 
    return D3DXCreateSphere(device, 1.0f, 4, 4, mesh, adjacency);
}

D3DXCreateTextA()

HRESULT WINAPI D3DXCreateTextA	(	struct IDirect3DDevice9 *	device,
		HDC	hdc,
		const char *	text,
		float	deviation,
		float	extrusion,
		struct ID3DXMesh **	mesh,
		struct ID3DXBuffer **	adjacency,
		GLYPHMETRICSFLOAT *	glyphmetrics
	)

Definition at line 5177 of file mesh.c.

{
    WCHAR *textW;
    HRESULT hr;
    int len;
 
    TRACE("device %p, hdc %p, text %s, deviation %.8e, extrusion %.8e, mesh %p, adjacency %p, glyphmetrics %p.\n",
            device, hdc, debugstr_a(text), deviation, extrusion, mesh, adjacency, glyphmetrics);
 
    if (!text)
        return D3DERR_INVALIDCALL;
 
    len = MultiByteToWideChar(CP_ACP, 0, text, -1, NULL, 0);
    textW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
    MultiByteToWideChar(CP_ACP, 0, text, -1, textW, len);
 
    hr = D3DXCreateTextW(device, hdc, textW, deviation, extrusion,
                         mesh, adjacency, glyphmetrics);
    HeapFree(GetProcessHeap(), 0, textW);
 
    return hr;
}

Referenced by D3DXCreateTextTest(), and test_createtext().

D3DXCreateTextW()

HRESULT WINAPI D3DXCreateTextW	(	struct IDirect3DDevice9 *	device,
		HDC	hdc,
		const WCHAR *	text,
		float	deviation,
		FLOAT	extrusion,
		struct ID3DXMesh **	mesh,
		struct ID3DXBuffer **	adjacency,
		GLYPHMETRICSFLOAT *	glyphmetrics
	)

Definition at line 6094 of file mesh.c.

{
    HRESULT hr;
    ID3DXMesh *mesh = NULL;
    DWORD nb_vertices, nb_faces;
    DWORD nb_front_faces, nb_corners, nb_outline_points;
    struct vertex *vertices = NULL;
    face *faces = NULL;
    int textlen = 0;
    float offset_x;
    LOGFONTW lf;
    OUTLINETEXTMETRICW otm;
    HFONT font = NULL, oldfont = NULL;
    const MAT2 identity = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
    void *raw_outline = NULL;
    int bufsize = 0;
    struct glyphinfo *glyphs = NULL;
    GLYPHMETRICS gm;
    struct triangulation_array triangulations = {0, 0, NULL};
    int i;
    struct vertex *vertex_ptr;
    face *face_ptr;
    float max_deviation_sq;
    const struct cos_table cos_table = {
        cosf(D3DXToRadian(0.5f)),
        cosf(D3DXToRadian(45.0f)),
        cosf(D3DXToRadian(90.0f)),
    };
    int f1, f2;
 
    TRACE("(%p, %p, %s, %f, %f, %p, %p, %p)\n", device, hdc,
          debugstr_w(text), deviation, extrusion, mesh_ptr, adjacency, glyphmetrics);
 
    if (!device || !hdc || !text || !*text || deviation < 0.0f || extrusion < 0.0f || !mesh_ptr)
        return D3DERR_INVALIDCALL;
 
    if (adjacency)
    {
        FIXME("Case of adjacency != NULL not implemented.\n");
        return E_NOTIMPL;
    }
 
    if (!GetObjectW(GetCurrentObject(hdc, OBJ_FONT), sizeof(lf), &lf) ||
        !GetOutlineTextMetricsW(hdc, sizeof(otm), &otm))
    {
        return D3DERR_INVALIDCALL;
    }
 
    if (deviation == 0.0f)
        deviation = 1.0f / otm.otmEMSquare;
    max_deviation_sq = deviation * deviation;
 
    lf.lfHeight = otm.otmEMSquare;
    lf.lfWidth = 0;
    font = CreateFontIndirectW(&lf);
    if (!font) {
        hr = E_OUTOFMEMORY;
        goto error;
    }
    oldfont = SelectObject(hdc, font);
 
    textlen = lstrlenW(text);
    for (i = 0; i < textlen; i++)
    {
        int datasize = GetGlyphOutlineW(hdc, text[i], GGO_NATIVE, &gm, 0, NULL, &identity);
        if (datasize < 0)
            return D3DERR_INVALIDCALL;
        if (bufsize < datasize)
            bufsize = datasize;
    }
    if (!bufsize) { /* e.g. text == " " */
        hr = D3DERR_INVALIDCALL;
        goto error;
    }
 
    glyphs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, textlen * sizeof(*glyphs));
    raw_outline = HeapAlloc(GetProcessHeap(), 0, bufsize);
    if (!glyphs || !raw_outline) {
        hr = E_OUTOFMEMORY;
        goto error;
    }
 
    offset_x = 0.0f;
    for (i = 0; i < textlen; i++)
    {
        /* get outline points from data returned from GetGlyphOutline */
        int datasize;
 
        glyphs[i].offset_x = offset_x;
 
        datasize = GetGlyphOutlineW(hdc, text[i], GGO_NATIVE, &gm, bufsize, raw_outline, &identity);
        hr = create_outline(&glyphs[i], raw_outline, datasize,
                            max_deviation_sq, otm.otmEMSquare, &cos_table);
        if (hr != S_OK) goto error;
 
        triangulations.glyph = &glyphs[i];
        hr = triangulate(&triangulations);
        if (hr != S_OK) goto error;
        if (triangulations.count) {
            ERR("%d incomplete triangulations of glyph (%u).\n", triangulations.count, text[i]);
            triangulations.count = 0;
        }
 
        if (glyphmetrics)
        {
            glyphmetrics[i].gmfBlackBoxX = gm.gmBlackBoxX / (float)otm.otmEMSquare;
            glyphmetrics[i].gmfBlackBoxY = gm.gmBlackBoxY / (float)otm.otmEMSquare;
            glyphmetrics[i].gmfptGlyphOrigin.x = gm.gmptGlyphOrigin.x / (float)otm.otmEMSquare;
            glyphmetrics[i].gmfptGlyphOrigin.y = gm.gmptGlyphOrigin.y / (float)otm.otmEMSquare;
            glyphmetrics[i].gmfCellIncX = gm.gmCellIncX / (float)otm.otmEMSquare;
            glyphmetrics[i].gmfCellIncY = gm.gmCellIncY / (float)otm.otmEMSquare;
        }
        offset_x += gm.gmCellIncX / (float)otm.otmEMSquare;
    }
 
    /* corner points need an extra vertex for the different side faces normals */
    nb_corners = 0;
    nb_outline_points = 0;
    nb_front_faces = 0;
    for (i = 0; i < textlen; i++)
    {
        int j;
        nb_outline_points += glyphs[i].ordered_vertices.count;
        nb_front_faces += glyphs[i].faces.count;
        for (j = 0; j < glyphs[i].outlines.count; j++)
        {
            int k;
            struct outline *outline = &glyphs[i].outlines.items[j];
            nb_corners++; /* first outline point always repeated as a corner */
            for (k = 1; k < outline->count; k++)
                if (outline->items[k].corner)
                    nb_corners++;
        }
    }
 
    nb_vertices = (nb_outline_points + nb_corners) * 2 + nb_outline_points * 2;
    nb_faces = nb_outline_points * 2 + nb_front_faces * 2;
 
 
    hr = D3DXCreateMeshFVF(nb_faces, nb_vertices, D3DXMESH_MANAGED,
                           D3DFVF_XYZ | D3DFVF_NORMAL, device, &mesh);
    if (FAILED(hr))
        goto error;
 
    if (FAILED(hr = mesh->lpVtbl->LockVertexBuffer(mesh, 0, (void **)&vertices)))
        goto error;
 
    if (FAILED(hr = mesh->lpVtbl->LockIndexBuffer(mesh, 0, (void **)&faces)))
        goto error;
 
    /* convert 2D vertices and faces into 3D mesh */
    vertex_ptr = vertices;
    face_ptr = faces;
    if (extrusion == 0.0f) {
        f1 = 1;
        f2 = 2;
    } else {
        f1 = 2;
        f2 = 1;
    }
    for (i = 0; i < textlen; i++)
    {
        int j;
        int count;
        struct vertex *back_vertices;
        face *back_faces;
 
        /* side vertices and faces */
        for (j = 0; j < glyphs[i].outlines.count; j++)
        {
            struct vertex *outline_vertices = vertex_ptr;
            struct outline *outline = &glyphs[i].outlines.items[j];
            int k;
            struct point2d *prevpt = &outline->items[outline->count - 1];
            struct point2d *pt = &outline->items[0];
 
            for (k = 1; k <= outline->count; k++)
            {
                struct vertex vtx;
                struct point2d *nextpt = &outline->items[k % outline->count];
                WORD vtx_idx = vertex_ptr - vertices;
                D3DXVECTOR2 vec;
 
                if (pt->corner == POINTTYPE_CURVE_START)
                    D3DXVec2Subtract(&vec, &pt->pos, &prevpt->pos);
                else if (pt->corner)
                    D3DXVec2Subtract(&vec, &nextpt->pos, &pt->pos);
                else
                    D3DXVec2Subtract(&vec, &nextpt->pos, &prevpt->pos);
                D3DXVec2Normalize(&vec, &vec);
                vtx.normal.x = -vec.y;
                vtx.normal.y = vec.x;
                vtx.normal.z = 0;
 
                vtx.position.x = pt->pos.x + glyphs[i].offset_x;
                vtx.position.y = pt->pos.y;
                vtx.position.z = 0;
                *vertex_ptr++ = vtx;
 
                vtx.position.z = -extrusion;
                *vertex_ptr++ = vtx;
 
                vtx.position.x = nextpt->pos.x + glyphs[i].offset_x;
                vtx.position.y = nextpt->pos.y;
                if (pt->corner && nextpt->corner && nextpt->corner != POINTTYPE_CURVE_END) {
                    vtx.position.z = -extrusion;
                    *vertex_ptr++ = vtx;
                    vtx.position.z = 0;
                    *vertex_ptr++ = vtx;
 
                    (*face_ptr)[0] = vtx_idx;
                    (*face_ptr)[1] = vtx_idx + 2;
                    (*face_ptr)[2] = vtx_idx + 1;
                    face_ptr++;
 
                    (*face_ptr)[0] = vtx_idx;
                    (*face_ptr)[1] = vtx_idx + 3;
                    (*face_ptr)[2] = vtx_idx + 2;
                    face_ptr++;
                } else {
                    if (nextpt->corner) {
                        if (nextpt->corner == POINTTYPE_CURVE_END) {
                            D3DXVECTOR2 *nextpt2 = &outline->items[(k + 1) % outline->count].pos;
                            D3DXVec2Subtract(&vec, nextpt2, &nextpt->pos);
                        } else {
                            D3DXVec2Subtract(&vec, &nextpt->pos, &pt->pos);
                        }
                        D3DXVec2Normalize(&vec, &vec);
                        vtx.normal.x = -vec.y;
                        vtx.normal.y = vec.x;
 
                        vtx.position.z = 0;
                        *vertex_ptr++ = vtx;
                        vtx.position.z = -extrusion;
                        *vertex_ptr++ = vtx;
                    }
 
                    (*face_ptr)[0] = vtx_idx;
                    (*face_ptr)[1] = vtx_idx + 3;
                    (*face_ptr)[2] = vtx_idx + 1;
                    face_ptr++;
 
                    (*face_ptr)[0] = vtx_idx;
                    (*face_ptr)[1] = vtx_idx + 2;
                    (*face_ptr)[2] = vtx_idx + 3;
                    face_ptr++;
                }
 
                prevpt = pt;
                pt = nextpt;
            }
            if (!pt->corner) {
                *vertex_ptr++ = *outline_vertices++;
                *vertex_ptr++ = *outline_vertices++;
            }
        }
 
        /* back vertices and faces */
        back_faces = face_ptr;
        back_vertices = vertex_ptr;
        for (j = 0; j < glyphs[i].ordered_vertices.count; j++)
        {
            D3DXVECTOR2 *pt = get_ordered_vertex(&glyphs[i], j);
            vertex_ptr->position.x = pt->x + glyphs[i].offset_x;
            vertex_ptr->position.y = pt->y;
            vertex_ptr->position.z = 0;
            vertex_ptr->normal.x = 0;
            vertex_ptr->normal.y = 0;
            vertex_ptr->normal.z = 1;
            vertex_ptr++;
        }
        count = back_vertices - vertices;
        for (j = 0; j < glyphs[i].faces.count; j++)
        {
            face *f = &glyphs[i].faces.items[j];
            (*face_ptr)[0] = (*f)[0] + count;
            (*face_ptr)[1] = (*f)[1] + count;
            (*face_ptr)[2] = (*f)[2] + count;
            face_ptr++;
        }
 
        /* front vertices and faces */
        j = count = vertex_ptr - back_vertices;
        while (j--)
        {
            vertex_ptr->position.x = back_vertices->position.x;
            vertex_ptr->position.y = back_vertices->position.y;
            vertex_ptr->position.z = -extrusion;
            vertex_ptr->normal.x = 0;
            vertex_ptr->normal.y = 0;
            vertex_ptr->normal.z = extrusion == 0.0f ? 1.0f : -1.0f;
            vertex_ptr++;
            back_vertices++;
        }
        j = face_ptr - back_faces;
        while (j--)
        {
            (*face_ptr)[0] = (*back_faces)[0] + count;
            (*face_ptr)[1] = (*back_faces)[f1] + count;
            (*face_ptr)[2] = (*back_faces)[f2] + count;
            face_ptr++;
            back_faces++;
        }
    }
 
    *mesh_ptr = mesh;
    hr = D3D_OK;
error:
    if (mesh) {
        if (faces) mesh->lpVtbl->UnlockIndexBuffer(mesh);
        if (vertices) mesh->lpVtbl->UnlockVertexBuffer(mesh);
        if (hr != D3D_OK) mesh->lpVtbl->Release(mesh);
    }
    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[i].faces.items);
            HeapFree(GetProcessHeap(), 0, glyphs[i].ordered_vertices.items);
        }
        HeapFree(GetProcessHeap(), 0, glyphs);
    }
    if (triangulations.items) {
        int i;
        for (i = 0; i < triangulations.count; i++)
            HeapFree(GetProcessHeap(), 0, triangulations.items[i].vertex_stack.items);
        HeapFree(GetProcessHeap(), 0, triangulations.items);
    }
    HeapFree(GetProcessHeap(), 0, raw_outline);
    if (oldfont) SelectObject(hdc, oldfont);
    if (font) DeleteObject(font);
 
    return hr;
}

Referenced by D3DXCreateTextA(), and D3DXCreateTextTest().

D3DXCreateTorus()

HRESULT WINAPI D3DXCreateTorus	(	struct IDirect3DDevice9 *	device,
		float	innerradius,
		float	outerradius,
		UINT	sides,
		UINT	rings,
		struct ID3DXMesh **	mesh,
		ID3DXBuffer **	adjacency
	)

Definition at line 5201 of file mesh.c.

{
    HRESULT hr;
    ID3DXMesh *torus;
    WORD (*faces)[3];
    struct vertex *vertices;
    float phi, phi_step, sin_phi, cos_phi;
    float theta, theta_step, sin_theta, cos_theta;
    unsigned int i, j, numvert, numfaces;
 
    TRACE("device %p, innerradius %.8e, outerradius %.8e, sides %u, rings %u, mesh %p, adjacency %p.\n",
            device, innerradius, outerradius, sides, rings, mesh, adjacency);
 
    numvert = sides * rings;
    numfaces = numvert * 2;
 
    if (!device || innerradius < 0.0f || outerradius < 0.0f || sides < 3 || rings < 3 || !mesh)
    {
        WARN("Invalid arguments.\n");
        return D3DERR_INVALIDCALL;
    }
 
    if (FAILED(hr = D3DXCreateMeshFVF(numfaces, numvert, D3DXMESH_MANAGED, D3DFVF_XYZ | D3DFVF_NORMAL, device, &torus)))
        return hr;
 
    if (FAILED(hr = torus->lpVtbl->LockVertexBuffer(torus, 0, (void **)&vertices)))
    {
        torus->lpVtbl->Release(torus);
        return hr;
    }
 
    if (FAILED(hr = torus->lpVtbl->LockIndexBuffer(torus, 0, (void **)&faces)))
    {
        torus->lpVtbl->UnlockVertexBuffer(torus);
        torus->lpVtbl->Release(torus);
        return hr;
    }
 
    phi_step = D3DX_PI / sides * 2.0f;
    theta_step = D3DX_PI / rings * -2.0f;
 
    theta = 0.0f;
 
    for (i = 0; i < rings; ++i)
    {
        phi = 0.0f;
 
        sin_theta = sinf(theta);
        cos_theta = cosf(theta);
 
        for (j = 0; j < sides; ++j)
        {
            sin_phi = sinf(phi);
            cos_phi = cosf(phi);
 
            vertices[i * sides + j].position.x = (innerradius * cos_phi + outerradius) * cos_theta;
            vertices[i * sides + j].position.y = (innerradius * cos_phi + outerradius) * sin_theta;
            vertices[i * sides + j].position.z = innerradius * sin_phi;
            vertices[i * sides + j].normal.x = cos_phi * cos_theta;
            vertices[i * sides + j].normal.y = cos_phi * sin_theta;
            vertices[i * sides + j].normal.z = sin_phi;
 
            phi += phi_step;
        }
 
        theta += theta_step;
    }
 
    for (i = 0; i < numfaces - sides * 2; ++i)
    {
        faces[i][0] = i % 2 ? i / 2 + sides : i / 2;
        faces[i][1] = (i / 2 + 1) % sides ? i / 2 + 1 : i / 2 + 1 - sides;
        faces[i][2] = (i + 1) % (sides * 2) ? (i + 1) / 2 + sides : (i + 1) / 2;
    }
 
    for (j = 0; i < numfaces; ++i, ++j)
    {
        faces[i][0] = i % 2 ? j / 2 : i / 2;
        faces[i][1] = (i / 2 + 1) % sides ? i / 2 + 1 : i / 2 + 1 - sides;
        faces[i][2] = i == numfaces - 1 ? 0 : (j + 1) / 2;
    }
 
    torus->lpVtbl->UnlockIndexBuffer(torus);
    torus->lpVtbl->UnlockVertexBuffer(torus);
 
    if (adjacency)
    {
        if (FAILED(hr = D3DXCreateBuffer(numfaces * sizeof(DWORD) * 3, adjacency)))
        {
            torus->lpVtbl->Release(torus);
            return hr;
        }
 
        if (FAILED(hr = torus->lpVtbl->GenerateAdjacency(torus, 0.0f, (*adjacency)->lpVtbl->GetBufferPointer(*adjacency))))
        {
            (*adjacency)->lpVtbl->Release(*adjacency);
            torus->lpVtbl->Release(torus);
            return hr;
        }
    }
 
    *mesh = torus;
 
    return D3D_OK;
}

Referenced by D3DXCreateTorusTest(), and test_torus().