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Starting resize support.

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This commit is contained in:
James Grogan 2022-11-14 14:57:50 +00:00
parent cea3d2c39f
commit 9ade0e2d4b
26 changed files with 197 additions and 44 deletions
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2
src/graphics/DrawingSurface.h
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@ -13,7 +13,7 @@ public:
static std::unique_ptr<DrawingSurface> Create();
void setSize(unsigned width, unsigned height);
virtual void setSize(unsigned width, unsigned height);
unsigned getWidth() const;

22
src/graphics/opengl/OpenGlPainter.cpp
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@ -21,35 +21,43 @@ void OpenGlPainter::paint(DrawingContext* context)
const auto num_mesh = context->getScene()->getNumMeshes();
glClearColor(0.4, 0.4, 0.4, 0.4);
glClearColor(1.0, 1.0, 1.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT);
glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0);
//glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0);
for (std::size_t idx=0; idx<num_mesh; idx++)
{
auto mesh = context->getScene()->getMesh(idx);
const auto faces = mesh->getFaceVertices();
const auto colors = mesh->getFaceVectorAttributes("Color");
glColor3f(1.0, 0.0, 1.0);
std::size_t counter{0};
for (const auto& face : faces)
{
const auto r = colors[counter][0];
const auto g = colors[counter][1];
const auto b = colors[counter][2];
glColor3f(r, g, b);
glBegin(GL_TRIANGLES);
double x0 = 2.0*face[0].getX() / width - 1.0;
double y0 = 2.0*face[0].getY() / height - 1.0;
double y0 = 1.0 - 2.0*face[0].getY() / height;
double x1 = 2.0*face[1].getX() / width - 1.0;
double y1 = 2.0*face[1].getY() / height - 1.0;
double y1 = 1.0 - 2.0*face[1].getY() / height;
double x2 = 2.0*face[2].getX() / width - 1.0;
double y2 = 2.0*face[2].getY() / height - 1.0;
double y2 = 1.0 - 2.0*face[2].getY() / height;
glVertex3f(x0, y0, 0);
glVertex3f(x1, y1, 0);
glVertex3f(x2, y2, 0);
glEnd();
counter++;
}
}