private IntPtr RectangleDataPtr()
{
TexturedQuadVertex vertex1 = new TexturedQuadVertex();
TexturedQuadVertex vertex2 = new TexturedQuadVertex();
TexturedQuadVertex vertex3 = new TexturedQuadVertex();
TexturedQuadVertex vertex4 = new TexturedQuadVertex();
vertex1.position = new Vec2(-0.5f, -0.5f);
vertex2.position = new Vec2(-0.5f, 0.5f);
vertex3.position = new Vec2(0.5f, -0.5f);
vertex4.position = new Vec2(0.5f, 0.5f);
TexturedQuadVertex[] texturedQuadVertexData = new TexturedQuadVertex[4] {
vertex1, vertex2, vertex3, vertex4
};
int lenght = Marshal.SizeOf(vertex1);
IntPtr pA = Marshal.AllocHGlobal(lenght * 4);
for (int i = 0; i < 4; i++)
{
Marshal.StructureToPtr(texturedQuadVertexData[i], pA + i * lenght, true);
}
return(pA);
}
private Geometry CreateQuadGeometry()
{
PropertyBuffer vertexData = CreatePropertyBuffer();
TexturedQuadVertex vertex1 = new TexturedQuadVertex();
TexturedQuadVertex vertex2 = new TexturedQuadVertex();
TexturedQuadVertex vertex3 = new TexturedQuadVertex();
TexturedQuadVertex vertex4 = new TexturedQuadVertex();
vertex1.position = new Vec2(-0.5f, -0.5f);
vertex2.position = new Vec2(-0.5f, 0.5f);
vertex3.position = new Vec2(0.5f, -0.5f);
vertex4.position = new Vec2(0.5f, 0.5f);
TexturedQuadVertex[] texturedQuadVertexData = new TexturedQuadVertex[4] {
vertex1, vertex2, vertex3, vertex4
};
int lenght = Marshal.SizeOf(vertex1);
IntPtr pA = Marshal.AllocHGlobal(lenght * 4);
for (int i = 0; i < 4; i++)
{
Marshal.StructureToPtr(texturedQuadVertexData[i], pA + i * lenght, true);
}
vertexData.SetData(pA, 4);
Geometry geometry = new Geometry();
geometry.AddVertexBuffer(vertexData);
geometry.SetType(Geometry.Type.TRIANGLE_STRIP);
return(geometry);
}
private global::System.IntPtr RectangleDataPtr()
{
TexturedQuadVertex v1 = new TexturedQuadVertex();
TexturedQuadVertex v2 = new TexturedQuadVertex();
TexturedQuadVertex v3 = new TexturedQuadVertex();
TexturedQuadVertex v4 = new TexturedQuadVertex();
v1.position = new Vec2(-0.5f, -0.5f);
v2.position = new Vec2(-0.5f, 0.5f);
v3.position = new Vec2(0.5f, -0.5f);
v4.position = new Vec2(0.5f, 0.5f);
TexturedQuadVertex[] texturedQuadVertexData = new TexturedQuadVertex[4] {
v1, v2, v3, v4
};
int length = Marshal.SizeOf(v1);
global::System.IntPtr pA = Marshal.AllocHGlobal(length * 4);
for (int i = 0; i < 4; i++)
{
Marshal.StructureToPtr(texturedQuadVertexData[i], pA + i * length, true);
}
return(pA);
}
// Copy from dali-toolkit/internal/visuals/primitive/primitive-visual.cpp
// NOTE. I add one more slices for texture coordinate
private global::System.IntPtr SphereVertexDataPtr()
{
TexturedQuadVertex[] vertices = new TexturedQuadVertex[SPHERE_VERTEX_NUMBER];
const int slices = SPHERE_SLICES;
const int stacks = SPHERE_STACKS;
// Build start.
{
int vertexIndex = 0; //Track progress through vertices.
float x;
float y;
float z;
//Top stack.
vertices[vertexIndex].position = new Vec3(0.0f, 0.5f, 0.0f);
vertices[vertexIndex].normal = new Vec3(0.0f, 1.0f, 0.0f);
vertices[vertexIndex].texcoord = new Vec2(0.5f, 1.0f);
vertexIndex++;
//Middle stacks.
for (int i = 1; i < stacks; i++)
{
//Note. This vertex method is not common.
//We set one more vertexes for correct texture coordinate. at j == slices
//j==0 and j==slices have equal position, normal, but there texcoord.x is different
for (int j = 0; j <= slices; j++, vertexIndex++)
{
float cos_j = (float)Math.Cos(2.0f * (float)Math.PI * j / (float)slices);
float sin_j = (float)Math.Sin(2.0f * (float)Math.PI * j / (float)slices);
float cos_i = (float)Math.Cos((float)Math.PI * i / (float)stacks);
float sin_i = (float)Math.Sin((float)Math.PI * i / (float)stacks);
x = cos_j * sin_i;
y = cos_i;
z = sin_j * sin_i;
vertices[vertexIndex].position = new Vec3(x / 2.0f, y / 2.0f, z / 2.0f);
vertices[vertexIndex].normal = new Vec3(x, y, z);
vertices[vertexIndex].texcoord = new Vec2((float)j / (float)slices, 1.0f - (float)i / (float)stacks);
}
}
//Bottom stack.
vertices[vertexIndex].position = new Vec3(0.0f, -0.5f, 0.0f);
vertices[vertexIndex].normal = new Vec3(0.0f, -1.0f, 0.0f);
vertices[vertexIndex].texcoord = new Vec2(0.5f, 0.0f);
}
// Build done.
int length = Marshal.SizeOf(vertices[0]);
global::System.IntPtr pA = Marshal.AllocHGlobal(length * SPHERE_VERTEX_NUMBER);
for (int i = 0; i < SPHERE_VERTEX_NUMBER; i++)
{
Marshal.StructureToPtr(vertices[i], pA + i * length, true);
}
return(pA);
}
private Renderer CreateRenderer()
{
TexturedQuadVertex vertex1 = new TexturedQuadVertex();
TexturedQuadVertex vertex2 = new TexturedQuadVertex();
TexturedQuadVertex vertex3 = new TexturedQuadVertex();
TexturedQuadVertex vertex4 = new TexturedQuadVertex();
vertex1.position = new Vec2(-0.5f, -0.5f);
vertex2.position = new Vec2(0.5f, -0.5f);
vertex3.position = new Vec2(-0.5f, 0.5f);
vertex4.position = new Vec2(0.5f, 0.5f);
vertex1.texCoord = new Vec2(0.0f, 0.0f);
vertex2.texCoord = new Vec2(1.0f, 0.0f);
vertex3.texCoord = new Vec2(0.0f, 1.0f);
vertex4.texCoord = new Vec2(1.0f, 1.0f);
TexturedQuadVertex[] texturedQuadVertexData = new TexturedQuadVertex[4] {
vertex1, vertex2, vertex3, vertex4
};
PropertyMap property = new PropertyMap();
property.Add("aPosition", new PropertyValue((int)PropertyType.Vector2));
property.Add("aTexCoord", new PropertyValue((int)PropertyType.Vector2));
PropertyBuffer vertexBuffer = new PropertyBuffer(property);
const int vertexCount = 4;
unsafe
{
float *pc = (float *)Marshal.UnsafeAddrOfPinnedArrayElement(texturedQuadVertexData, 0);
IntPtr pA = new IntPtr(pc);
vertexBuffer.SetData(pA, vertexCount);
}
Geometry geometry = new Geometry();
geometry.AddVertexBuffer(vertexBuffer);
geometry.SetType(Geometry.Type.TRIANGLE_STRIP);
// Create the shader
Shader shader = new Shader(VERSION_3_ES + VERTEX_SHADER, VERSION_3_ES + FRAGMENT_SHADER);
// Create the renderer
Renderer renderer = new Renderer(geometry, shader);
return(renderer);
}
private TexturedQuadVertex[] Quad()
{
TexturedQuadVertex v1 = new TexturedQuadVertex();
TexturedQuadVertex v2 = new TexturedQuadVertex();
TexturedQuadVertex v3 = new TexturedQuadVertex();
TexturedQuadVertex v4 = new TexturedQuadVertex();
v1.position = new Vec2(-0.5f, -0.5f);
v2.position = new Vec2(-0.5f, 0.5f);
v3.position = new Vec2(0.5f, -0.5f);
v4.position = new Vec2(0.5f, 0.5f);
return(new TexturedQuadVertex[4] {
v1, v2, v3, v4
});
}
