import renderdoc as rd
import rdtest


class GL_Simple_Triangle(rdtest.TestCase):
    def get_capture(self):
        return rdtest.run_and_capture("demos_x64", "GL_Simple_Triangle", 5)

    def check_capture(self):
        self.check_final_backbuffer()

        self.check_export(self.capture_filename)

        draw = self.find_draw("Draw")

        self.controller.SetFrameEvent(draw.eventId, False)

        postvs_data = self.get_postvs(rd.MeshDataStage.VSOut, 0, draw.numIndices)

        postvs_ref = {
            0: {
                'vtx': 0,
                'idx': 0,
                'gl_Position': [-0.5, -0.5, 0.0, 1.0],
                'v2f_block.pos': [-0.5, -0.5, 0.0, 1.0],
                'v2f_block.col': [1.0, 0.0, 0.0, 1.0],
                'v2f_block.uv': [0.0, 0.0, 0.0, 1.0],
            },
            1: {
                'vtx': 1,
                'idx': 1,
                'gl_Position': [0.0, 0.5, 0.0, 1.0],
                'v2f_block.pos': [0.0, 0.5, 0.0, 1.0],
                'v2f_block.col': [0.0, 1.0, 0.0, 1.0],
                'v2f_block.uv': [0.0, 1.0, 0.0, 1.0],
            },
            2: {
                'vtx': 2,
                'idx': 2,
                'gl_Position': [0.5, -0.5, 0.0, 1.0],
                'v2f_block.pos': [0.5, -0.5, 0.0, 1.0],
                'v2f_block.col': [0.0, 0.0, 1.0, 1.0],
                'v2f_block.uv': [1.0, 0.0, 0.0, 1.0],
            },
        }

        self.check_mesh_data(postvs_ref, postvs_data)