void Graphics::drawMeshNow(Mesh* mesh, Matrix4x4 matrix, int materialIndex)
{
Material* material;
material = Application::getInternal()->currentMaterial;
material->setMatrix("in_Model", matrix);
drawMeshNow(mesh, materialIndex);
}
void Graphics::drawTextureBatch(std::vector<Rect> rects, arc<Texture> texture, std::vector<Rect> sourceRects, arc<Material> material)
{
arc<RenderTexture> currentRenderTexture;
std::vector<Vector3> vertices;
std::vector<Vector2> uv;
std::vector<Color> colors;
std::vector<int> triangles;
if(material.get() == NULL)
{
// TODO: Use a unique material with MVP set
material = Graphics::defaultMaterial;
//material = Material::guiMaterial;
material->setMatrix("in_Projection", Matrix4x4::ortho(0, Screen::getWidth(), Screen::getHeight(), 0, -1, 1));
material->setMatrix("in_View", Matrix4x4::getIdentity());
material->setMatrix("in_Model", Matrix4x4::getIdentity());
}
if(texture.get() == NULL)
{
Debug::logWarning("Texture is null");
return;
}
for(int i = 0; i < rects.size(); i++)
{
float x = (float)rects.at(i).x;
float y = (float)rects.at(i).y;
float xw = (float)rects.at(i).x + (float)rects.at(i).width;
float yh = (float)rects.at(i).y + (float)rects.at(i).height;
triangles.push_back((i*6) + 0);
triangles.push_back((i*6) + 1);
triangles.push_back((i*6) + 2);
triangles.push_back((i*6) + 3);
triangles.push_back((i*6) + 4);
triangles.push_back((i*6) + 5);
vertices.push_back(Vector3(x, y, 0));
vertices.push_back(Vector3(x, yh, 0));
vertices.push_back(Vector3(xw, yh));
vertices.push_back(Vector3(xw, yh));
vertices.push_back(Vector3(xw, y));
vertices.push_back(Vector3(x, y));
uv.push_back(Vector2(sourceRects.at(i).x, sourceRects.at(i).y));
uv.push_back(Vector2(sourceRects.at(i).x, sourceRects.at(i).height));
uv.push_back(Vector2(sourceRects.at(i).width, sourceRects.at(i).height));
uv.push_back(Vector2(sourceRects.at(i).width, sourceRects.at(i).height));
uv.push_back(Vector2(sourceRects.at(i).width, sourceRects.at(i).y));
uv.push_back(Vector2(sourceRects.at(i).x, sourceRects.at(i).y));
}
arc<Mesh> mesh = arc<Mesh>::alloc();
mesh->setVertices(vertices);
mesh->setUv(uv);
//mesh.setColors(colors);
mesh->setTriangles(triangles, 0);
material->setMainTexture(texture);
currentRenderTexture = RenderTexture::getActive();
RenderTexture::setActive(Graphics::renderTarget);
glDisable(GL_DEPTH_TEST);
glCullFace(GL_BACK);
for(int i = 0; i < material->getPassCount(); i++)
{
material->setPass(i, material);
// HACK: A matrix is required to be passed into drawMeshNow.
drawMeshNow(mesh, material->getMatrix("in_Model"), 0);
}
glCullFace(GL_FRONT);
glEnable(GL_DEPTH_TEST);
RenderTexture::setActive(currentRenderTexture);
}
// if material is null, a default material with internal-GUITexture.shader is used.
void Graphics::drawTexture(Rect rect, Texture* texture, Rect sourceRect, Material* material)
{
RenderTexture* currentRenderTexture = NULL;
std::vector<Vector3> vertices;
std::vector<Vector2> uv;
std::vector<Color> colors;
std::vector<int> triangles;
float x = (float)rect.x;
float y = (float)rect.y;
float xw = (float)rect.x + (float)rect.width;
float yh = (float)rect.y + (float)rect.height;
if(material == NULL)
{
// TODO: Use a unique material with MVP set
material = Application::getInternal()->graphicsDefaultMaterial;
material->setMatrix("in_Projection", Matrix4x4::ortho(0, Screen::getWidth(), Screen::getHeight(), 0, -1, 1));
material->setMatrix("in_View", Matrix4x4::getIdentity());
material->setMatrix("in_Model", Matrix4x4::getIdentity());
}
if(texture == NULL)
{
Debug::logWarning("Texture is null");
return;
}
triangles.push_back(0);
triangles.push_back(1);
triangles.push_back(2);
triangles.push_back(3);
triangles.push_back(4);
triangles.push_back(5);
vertices.push_back(Vector3(x, y, 0));
vertices.push_back(Vector3(x, yh, 0));
vertices.push_back(Vector3(xw, yh));
vertices.push_back(Vector3(xw, yh));
vertices.push_back(Vector3(xw, y));
vertices.push_back(Vector3(x, y));
uv.push_back(Vector2(sourceRect.x, sourceRect.y));
uv.push_back(Vector2(sourceRect.x, sourceRect.height));
uv.push_back(Vector2(sourceRect.width, sourceRect.height));
uv.push_back(Vector2(sourceRect.width, sourceRect.height));
uv.push_back(Vector2(sourceRect.width, sourceRect.y));
uv.push_back(Vector2(sourceRect.x, sourceRect.y));
Mesh mesh;
mesh.setVertices(vertices);
mesh.setUv(uv);
//mesh.setColors(colors);
mesh.setTriangles(triangles, 0);
material->setMainTexture(texture);
material->setPass(0);
currentRenderTexture = RenderTexture::getActive();
RenderTexture::setActive(Application::getInternal()->graphicsRenderTarget);
glDisable(GL_DEPTH_TEST);
glCullFace(GL_BACK);
drawMeshNow(&mesh, 0);
glCullFace(GL_FRONT);
glEnable(GL_DEPTH_TEST);
RenderTexture::setActive(currentRenderTexture);
}
