Differential D6296 Diff 19950 source/blender/draw/engines/overlay/shaders/image_vert.glsl

Changeset View

Standalone View


				uniform bool depthSet;

				in vec3 pos;

				out vec2 uvs;

				void main()
				{
				vec3 world_pos = point_object_to_world(pos);
				gl_Position = point_world_to_ndc(world_pos);

				if (depthSet) {
				/* Result in a position at 1.0 (far plane). Small epsilon to avoid precision issue.
				* This mimics the effect of infinite projection matrix
				* (see http://www.terathon.com/gdc07_lengyel.pdf). */
				gl_Position.z = gl_Position.w - 2.4e-7;
				}

				uvs = pos.xy * 0.5 + 0.5;
				}