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rsx: Implement separate viewport raster clipping

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- Merge viewport raster window and scissor into one clipping region
- Viewport raster clip is different from viewport geometry clipping in
hardware as the latter is configurable separately
This commit is contained in:
kd-11 2019-07-18 16:50:21 +03:00 • committed by kd-11
parent 1b140c8e97
commit b5a2f0df68
7 changed files with 69 additions and 69 deletions
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50
rpcs3/Emu/RSX/RSXThread.cpp
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@ -1293,6 +1293,56 @@ namespace rsx
return layout;
}
bool thread::get_scissor(areau& region)
{
if (!(m_graphics_state & rsx::pipeline_state::scissor_config_state_dirty))
{
// Nothing to do
return false;
}
m_graphics_state &= ~rsx::pipeline_state::scissor_config_state_dirty;
u16 scissor_x = rsx::method_registers.scissor_origin_x();
u16 scissor_w = rsx::method_registers.scissor_width();
u16 scissor_y = rsx::method_registers.scissor_origin_y();
u16 scissor_h = rsx::method_registers.scissor_height();
u16 raster_x = rsx::method_registers.viewport_origin_x();
u16 raster_w = rsx::method_registers.viewport_width();
u16 raster_y = rsx::method_registers.viewport_origin_y();
u16 raster_h = rsx::method_registers.viewport_height();
// Get the minimum area between these two
u16 x1 = std::max(scissor_x, raster_x);
u16 y1 = std::max(scissor_y, raster_y);
u16 x2 = std::min(scissor_x + scissor_w, raster_x + raster_w);
u16 y2 = std::min(scissor_y + scissor_h, raster_y + raster_h);
if (x2 <= x1 ||
y2 <= y1 ||
x1 >= rsx::method_registers.window_clip_horizontal() ||
y1 >= rsx::method_registers.window_clip_vertical())
{
m_graphics_state |= rsx::pipeline_state::scissor_setup_invalid;
framebuffer_status_valid = false;
return false;
}
if (m_graphics_state & rsx::pipeline_state::scissor_setup_invalid)
{
m_graphics_state &= ~rsx::pipeline_state::scissor_setup_invalid;
framebuffer_status_valid = true;
}
region.x1 = rsx::apply_resolution_scale(x1, false);
region.x2 = rsx::apply_resolution_scale(x2, true);
region.y1 = rsx::apply_resolution_scale(y1, false);
region.y2 = rsx::apply_resolution_scale(y2, true);
return true;
}
void thread::get_current_vertex_program(const std::array<std::unique_ptr<rsx::sampled_image_descriptor_base>, rsx::limits::vertex_textures_count>& sampler_descriptors, bool skip_textures, bool skip_vertex_inputs)
{
if (!(m_graphics_state & rsx::pipeline_state::vertex_program_dirty))