Exemplos de gs_effect_update_params em C++ (Cpp)

Exemplo n.º 1

Arquivo: gl-subsystem.c Projeto: AhmedAbdulSalam5/obs-studio

void device_draw(gs_device_t *device, enum gs_draw_mode draw_mode,
		uint32_t start_vert, uint32_t num_verts)
{
	struct gs_index_buffer *ib = device->cur_index_buffer;
	GLenum  topology = convert_gs_topology(draw_mode);
	gs_effect_t *effect = gs_get_effect();
	struct gs_program *program;

	if (!can_render(device))
		goto fail;

	if (effect)
		gs_effect_update_params(effect);

	program = get_shader_program(device);
	if (!program)
		goto fail;

	load_vb_buffers(program, device->cur_vertex_buffer);

	if (program != device->cur_program && device->cur_program) {
		glUseProgram(0);
		gl_success("glUseProgram (zero)");
	}

	if (program != device->cur_program) {
		device->cur_program = program;

		glUseProgram(program->obj);
		if (!gl_success("glUseProgram"))
			goto fail;
	}

	update_viewproj_matrix(device);

	program_update_params(program);

	if (ib) {
		if (num_verts == 0)
			num_verts = (uint32_t)device->cur_index_buffer->num;
		glDrawElements(topology, num_verts, ib->gl_type,
				(const GLvoid*)(start_vert * ib->width));
		if (!gl_success("glDrawElements"))
			goto fail;

	} else {
		if (num_verts == 0)
			num_verts = (uint32_t)device->cur_vertex_buffer->num;
		glDrawArrays(topology, start_vert, num_verts);
		if (!gl_success("glDrawArrays"))
			goto fail;
	}

	return;

fail:
	blog(LOG_ERROR, "device_draw (GL) failed");
}

Exemplo n.º 2

Arquivo: d3d11-subsystem.cpp Projeto: ArnoldSchiller/obs-studio

void device_draw(gs_device_t device, enum gs_draw_mode draw_mode,
		uint32_t start_vert, uint32_t num_verts)
{
	try {
		if (!device->curVertexShader)
			throw "No vertex shader specified";

		if (!device->curPixelShader)
			throw "No pixel shader specified";

		if (!device->curVertexBuffer)
			throw "No vertex buffer specified";

		gs_effect_t effect = gs_get_effect();
		if (effect)
			gs_effect_update_params(effect);

		device->UpdateBlendState();
		device->UpdateRasterState();
		device->UpdateZStencilState();
		device->UpdateViewProjMatrix();
		device->curVertexShader->UploadParams();
		device->curPixelShader->UploadParams();

	} catch (const char *error) {
		blog(LOG_ERROR, "device_draw (D3D11): %s", error);
		return;

	} catch (HRError error) {
		blog(LOG_ERROR, "device_draw (D3D11): %s (%08lX)", error.str,
				error.hr);
		return;
	}

	D3D11_PRIMITIVE_TOPOLOGY newTopology = ConvertGSTopology(draw_mode);
	if (device->curToplogy != newTopology) {
		device->context->IASetPrimitiveTopology(newTopology);
		device->curToplogy = newTopology;
	}

	if (device->curIndexBuffer) {
		if (num_verts == 0)
			num_verts = (uint32_t)device->curIndexBuffer->num;
		device->context->DrawIndexed(num_verts, start_vert, 0);
	} else {
		if (num_verts == 0)
			num_verts = (uint32_t)device->curVertexBuffer->numVerts;
		device->context->Draw(num_verts, start_vert);
	}
}

Exemplo n.º 3

Arquivo: gl-subsystem.c Projeto: ArnoldSchiller/obs-studio

void device_draw(gs_device_t device, enum gs_draw_mode draw_mode,
		uint32_t start_vert, uint32_t num_verts)
{
	struct gs_index_buffer *ib = device->cur_index_buffer;
	GLenum  topology = convert_gs_topology(draw_mode);
	gs_effect_t effect = gs_get_effect();

	if (!can_render(device))
		goto fail;

	if (effect)
		gs_effect_update_params(effect);

	shader_update_textures(device->cur_pixel_shader);

	update_viewproj_matrix(device);


#ifdef _DEBUG
	if (!check_shader_pipeline_validity(device))
		goto fail;
#endif

	if (ib) {
		if (num_verts == 0)
			num_verts = (uint32_t)device->cur_index_buffer->num;
		glDrawElements(topology, num_verts, ib->gl_type,
				(const GLvoid*)(start_vert * ib->width));
		if (!gl_success("glDrawElements"))
			goto fail;

	} else {
		if (num_verts == 0)
			num_verts = (uint32_t)device->cur_vertex_buffer->num;
		glDrawArrays(topology, start_vert, num_verts);
		if (!gl_success("glDrawArrays"))
			goto fail;
	}

	return;

fail:
	blog(LOG_ERROR, "device_draw (GL) failed");
}