C++ (Cpp) gs_shader_set_matrix4 Examples

Example #1

File: gl-subsystem.c Project: AhmedAbdulSalam5/obs-studio

static void update_viewproj_matrix(struct gs_device *device)
{
	struct gs_shader *vs = device->cur_vertex_shader;
	struct matrix4 cur_proj;

	gs_matrix_get(&device->cur_view);
	matrix4_copy(&cur_proj, &device->cur_proj);

	if (device->cur_fbo) {
		cur_proj.x.y = -cur_proj.x.y;
		cur_proj.y.y = -cur_proj.y.y;
		cur_proj.z.y = -cur_proj.z.y;
		cur_proj.t.y = -cur_proj.t.y;

		glFrontFace(GL_CW);
	} else {
		glFrontFace(GL_CCW);
	}

	gl_success("glFrontFace");

	matrix4_mul(&device->cur_viewproj, &device->cur_view, &cur_proj);
	matrix4_transpose(&device->cur_viewproj, &device->cur_viewproj);

	if (vs->viewproj)
		gs_shader_set_matrix4(vs->viewproj, &device->cur_viewproj);
}

Example #2

File: gl-subsystem.c Project: ArnoldSchiller/obs-studio

static void update_viewproj_matrix(struct gs_device *device)
{
	struct gs_shader *vs = device->cur_vertex_shader;
	gs_matrix_get(&device->cur_view);

	matrix4_mul(&device->cur_viewproj, &device->cur_view,
			&device->cur_proj);
	matrix4_transpose(&device->cur_viewproj, &device->cur_viewproj);

	if (vs->viewproj)
		gs_shader_set_matrix4(vs->viewproj, &device->cur_viewproj);
}

Example #3

File: d3d11-subsystem.cpp Project: ArnoldSchiller/obs-studio

void gs_device::UpdateViewProjMatrix()
{
	gs_matrix_get(&curViewMatrix);

	/* negate Z col of the view matrix for right-handed coordinate system */
	curViewMatrix.x.z = -curViewMatrix.x.z;
	curViewMatrix.y.z = -curViewMatrix.y.z;
	curViewMatrix.z.z = -curViewMatrix.z.z;
	curViewMatrix.t.z = -curViewMatrix.t.z;

	matrix4_mul(&curViewProjMatrix, &curViewMatrix, &curProjMatrix);
	matrix4_transpose(&curViewProjMatrix, &curViewProjMatrix);

	if (curVertexShader->viewProj)
		gs_shader_set_matrix4(curVertexShader->viewProj,
				&curViewProjMatrix);
}