void GLGSRender::begin()
{
rsx::thread::begin();
if (skip_frame)
return;
if (conditional_render_enabled && conditional_render_test_failed)
return;
init_buffers();
if (!framebuffer_status_valid)
return;
std::chrono::time_point<steady_clock> then = steady_clock::now();
bool color_mask_b = rsx::method_registers.color_mask_b();
bool color_mask_g = rsx::method_registers.color_mask_g();
bool color_mask_r = rsx::method_registers.color_mask_r();
bool color_mask_a = rsx::method_registers.color_mask_a();
gl_state.color_mask(color_mask_r, color_mask_g, color_mask_b, color_mask_a);
gl_state.depth_mask(rsx::method_registers.depth_write_enabled());
gl_state.stencil_mask(rsx::method_registers.stencil_mask());
if (gl_state.enable(rsx::method_registers.depth_test_enabled(), GL_DEPTH_TEST))
{
gl_state.depth_func(comparison_op(rsx::method_registers.depth_func()));
}
if (glDepthBoundsEXT && (gl_state.enable(rsx::method_registers.depth_bounds_test_enabled(), GL_DEPTH_BOUNDS_TEST_EXT)))
{
gl_state.depth_bounds(rsx::method_registers.depth_bounds_min(), rsx::method_registers.depth_bounds_max());
}
gl_state.depth_range(rsx::method_registers.clip_min(), rsx::method_registers.clip_max());
gl_state.enable(rsx::method_registers.dither_enabled(), GL_DITHER);
if (gl_state.enable(rsx::method_registers.blend_enabled(), GL_BLEND))
{
glBlendFuncSeparate(blend_factor(rsx::method_registers.blend_func_sfactor_rgb()),
blend_factor(rsx::method_registers.blend_func_dfactor_rgb()),
blend_factor(rsx::method_registers.blend_func_sfactor_a()),
blend_factor(rsx::method_registers.blend_func_dfactor_a()));
auto blend_colors = rsx::get_constant_blend_colors();
glBlendColor(blend_colors[0], blend_colors[1], blend_colors[2], blend_colors[3]);
glBlendEquationSeparate(blend_equation(rsx::method_registers.blend_equation_rgb()),
blend_equation(rsx::method_registers.blend_equation_a()));
}
if (gl_state.enable(rsx::method_registers.stencil_test_enabled(), GL_STENCIL_TEST))
{
glStencilFunc(comparison_op(rsx::method_registers.stencil_func()),
rsx::method_registers.stencil_func_ref(),
rsx::method_registers.stencil_func_mask());
glStencilOp(stencil_op(rsx::method_registers.stencil_op_fail()), stencil_op(rsx::method_registers.stencil_op_zfail()),
stencil_op(rsx::method_registers.stencil_op_zpass()));
if (rsx::method_registers.two_sided_stencil_test_enabled())
{
glStencilMaskSeparate(GL_BACK, rsx::method_registers.back_stencil_mask());
glStencilFuncSeparate(GL_BACK, comparison_op(rsx::method_registers.back_stencil_func()),
rsx::method_registers.back_stencil_func_ref(), rsx::method_registers.back_stencil_func_mask());
glStencilOpSeparate(GL_BACK, stencil_op(rsx::method_registers.back_stencil_op_fail()),
stencil_op(rsx::method_registers.back_stencil_op_zfail()), stencil_op(rsx::method_registers.back_stencil_op_zpass()));
}
}
gl_state.enablei(rsx::method_registers.blend_enabled_surface_1(), GL_BLEND, 1);
gl_state.enablei(rsx::method_registers.blend_enabled_surface_2(), GL_BLEND, 2);
gl_state.enablei(rsx::method_registers.blend_enabled_surface_3(), GL_BLEND, 3);
if (gl_state.enable(rsx::method_registers.logic_op_enabled(), GL_COLOR_LOGIC_OP))
{
gl_state.logic_op(logic_op(rsx::method_registers.logic_operation()));
}
gl_state.line_width(rsx::method_registers.line_width());
gl_state.enable(rsx::method_registers.line_smooth_enabled(), GL_LINE_SMOOTH);
gl_state.enable(rsx::method_registers.poly_offset_point_enabled(), GL_POLYGON_OFFSET_POINT);
gl_state.enable(rsx::method_registers.poly_offset_line_enabled(), GL_POLYGON_OFFSET_LINE);
gl_state.enable(rsx::method_registers.poly_offset_fill_enabled(), GL_POLYGON_OFFSET_FILL);
gl_state.polygon_offset(rsx::method_registers.poly_offset_scale(), rsx::method_registers.poly_offset_bias());
if (gl_state.enable(rsx::method_registers.cull_face_enabled(), GL_CULL_FACE))
{
gl_state.cull_face(cull_face(rsx::method_registers.cull_face_mode()));
}
gl_state.front_face(front_face(rsx::method_registers.front_face_mode()));
//TODO
//NV4097_SET_ANISO_SPREAD
//NV4097_SET_SPECULAR_ENABLE
//NV4097_SET_TWO_SIDE_LIGHT_EN
//NV4097_SET_FLAT_SHADE_OP
//NV4097_SET_EDGE_FLAG
//NV4097_SET_COLOR_KEY_COLOR
//NV4097_SET_SHADER_CONTROL
//NV4097_SET_ZMIN_MAX_CONTROL
//NV4097_SET_ANTI_ALIASING_CONTROL
//NV4097_SET_CLIP_ID_TEST_ENABLE
std::chrono::time_point<steady_clock> now = steady_clock::now();
m_begin_time += (u32)std::chrono::duration_cast<std::chrono::microseconds>(now - then).count();
}
void GLGSRender::begin()
{
rsx::thread::begin();
init_buffers();
std::chrono::time_point<std::chrono::system_clock> then = std::chrono::system_clock::now();
bool color_mask_b = rsx::method_registers.color_mask_b();
bool color_mask_g = rsx::method_registers.color_mask_g();
bool color_mask_r = rsx::method_registers.color_mask_r();
bool color_mask_a = rsx::method_registers.color_mask_a();
__glcheck glColorMask(color_mask_r, color_mask_g, color_mask_b, color_mask_a);
__glcheck glDepthMask(rsx::method_registers.depth_write_enabled());
__glcheck glStencilMask(rsx::method_registers.stencil_mask());
if (__glcheck enable(rsx::method_registers.depth_test_enabled(), GL_DEPTH_TEST))
{
__glcheck glDepthFunc(comparison_op(rsx::method_registers.depth_func()));
__glcheck glDepthMask(rsx::method_registers.depth_write_enabled());
}
if (glDepthBoundsEXT && (__glcheck enable(rsx::method_registers.depth_bounds_test_enabled(), GL_DEPTH_BOUNDS_TEST_EXT)))
{
__glcheck glDepthBoundsEXT(rsx::method_registers.depth_bounds_min(), rsx::method_registers.depth_bounds_max());
}
__glcheck glDepthRange(rsx::method_registers.clip_min(), rsx::method_registers.clip_max());
__glcheck enable(rsx::method_registers.dither_enabled(), GL_DITHER);
if (__glcheck enable(rsx::method_registers.blend_enabled(), GL_BLEND))
{
__glcheck glBlendFuncSeparate(blend_factor(rsx::method_registers.blend_func_sfactor_rgb()),
blend_factor(rsx::method_registers.blend_func_dfactor_rgb()),
blend_factor(rsx::method_registers.blend_func_sfactor_a()),
blend_factor(rsx::method_registers.blend_func_dfactor_a()));
if (rsx::method_registers.surface_color() == rsx::surface_color_format::w16z16y16x16) //TODO: check another color formats
{
u16 blend_color_r = rsx::method_registers.blend_color_16b_r();
u16 blend_color_g = rsx::method_registers.blend_color_16b_g();
u16 blend_color_b = rsx::method_registers.blend_color_16b_b();
u16 blend_color_a = rsx::method_registers.blend_color_16b_a();
__glcheck glBlendColor(blend_color_r / 65535.f, blend_color_g / 65535.f, blend_color_b / 65535.f, blend_color_a / 65535.f);
}
else
{
u8 blend_color_r = rsx::method_registers.blend_color_8b_r();
u8 blend_color_g = rsx::method_registers.blend_color_8b_g();
u8 blend_color_b = rsx::method_registers.blend_color_8b_b();
u8 blend_color_a = rsx::method_registers.blend_color_8b_a();
__glcheck glBlendColor(blend_color_r / 255.f, blend_color_g / 255.f, blend_color_b / 255.f, blend_color_a / 255.f);
}
__glcheck glBlendEquationSeparate(blend_equation(rsx::method_registers.blend_equation_rgb()),
blend_equation(rsx::method_registers.blend_equation_a()));
}
if (__glcheck enable(rsx::method_registers.stencil_test_enabled(), GL_STENCIL_TEST))
{
__glcheck glStencilFunc(comparison_op(rsx::method_registers.stencil_func()), rsx::method_registers.stencil_func_ref(),
rsx::method_registers.stencil_func_mask());
__glcheck glStencilOp(stencil_op(rsx::method_registers.stencil_op_fail()), stencil_op(rsx::method_registers.stencil_op_zfail()),
stencil_op(rsx::method_registers.stencil_op_zpass()));
if (rsx::method_registers.two_sided_stencil_test_enabled()) {
__glcheck glStencilMaskSeparate(GL_BACK, rsx::method_registers.back_stencil_mask());
__glcheck glStencilFuncSeparate(GL_BACK, comparison_op(rsx::method_registers.back_stencil_func()),
rsx::method_registers.back_stencil_func_ref(), rsx::method_registers.back_stencil_func_mask());
__glcheck glStencilOpSeparate(GL_BACK, stencil_op(rsx::method_registers.back_stencil_op_fail()),
stencil_op(rsx::method_registers.back_stencil_op_zfail()), stencil_op(rsx::method_registers.back_stencil_op_zpass()));
}
}
__glcheck enable(rsx::method_registers.blend_enabled_surface_1(), GL_BLEND, 1);
__glcheck enable(rsx::method_registers.blend_enabled_surface_2(), GL_BLEND, 2);
__glcheck enable(rsx::method_registers.blend_enabled_surface_3(), GL_BLEND, 3);
if (__glcheck enable(rsx::method_registers.logic_op_enabled(), GL_COLOR_LOGIC_OP))
{
__glcheck glLogicOp(logic_op(rsx::method_registers.logic_operation()));
}
__glcheck glLineWidth(rsx::method_registers.line_width());
__glcheck enable(rsx::method_registers.line_smooth_enabled(), GL_LINE_SMOOTH);
//TODO
//NV4097_SET_ANISO_SPREAD
__glcheck enable(rsx::method_registers.poly_offset_point_enabled(), GL_POLYGON_OFFSET_POINT);
__glcheck enable(rsx::method_registers.poly_offset_line_enabled(), GL_POLYGON_OFFSET_LINE);
__glcheck enable(rsx::method_registers.poly_offset_fill_enabled(), GL_POLYGON_OFFSET_FILL);
__glcheck glPolygonOffset(rsx::method_registers.poly_offset_scale(),
rsx::method_registers.poly_offset_bias());
//NV4097_SET_SPECULAR_ENABLE
//NV4097_SET_TWO_SIDE_LIGHT_EN
//NV4097_SET_FLAT_SHADE_OP
//NV4097_SET_EDGE_FLAG
auto set_clip_plane_control = [&](int index, rsx::user_clip_plane_op control)
{
int value = 0;
int location;
if (m_program->uniforms.has_location("uc_m" + std::to_string(index), &location))
{
switch (control)
{
default:
LOG_ERROR(RSX, "bad clip plane control (0x%x)", (u8)control);
case rsx::user_clip_plane_op::disable:
value = 0;
break;
case rsx::user_clip_plane_op::greater_or_equal:
value = 1;
break;
case rsx::user_clip_plane_op::less_than:
value = -1;
break;
}
__glcheck m_program->uniforms[location] = value;
}
__glcheck enable(value, GL_CLIP_DISTANCE0 + index);
};
load_program();
set_clip_plane_control(0, rsx::method_registers.clip_plane_0_enabled());
set_clip_plane_control(1, rsx::method_registers.clip_plane_1_enabled());
set_clip_plane_control(2, rsx::method_registers.clip_plane_2_enabled());
set_clip_plane_control(3, rsx::method_registers.clip_plane_3_enabled());
set_clip_plane_control(4, rsx::method_registers.clip_plane_4_enabled());
set_clip_plane_control(5, rsx::method_registers.clip_plane_5_enabled());
if (__glcheck enable(rsx::method_registers.cull_face_enabled(), GL_CULL_FACE))
{
__glcheck glCullFace(cull_face(rsx::method_registers.cull_face_mode()));
}
__glcheck glFrontFace(front_face(rsx::method_registers.front_face_mode()));
__glcheck enable(rsx::method_registers.poly_smooth_enabled(), GL_POLYGON_SMOOTH);
//NV4097_SET_COLOR_KEY_COLOR
//NV4097_SET_SHADER_CONTROL
//NV4097_SET_ZMIN_MAX_CONTROL
//NV4097_SET_ANTI_ALIASING_CONTROL
//NV4097_SET_CLIP_ID_TEST_ENABLE
std::chrono::time_point<std::chrono::system_clock> now = std::chrono::system_clock::now();
m_begin_time += (u32)std::chrono::duration_cast<std::chrono::microseconds>(now - then).count();
m_draw_calls++;
}