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rsx: Improve framebuffer check heuristics for contested memory buffers

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kd-11 2017-11-15 17:15:19 +03:00
parent 33f3a3e014
commit 63f261a66d
6 changed files with 55 additions and 8 deletions
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21
rpcs3/Emu/RSX/GL/GLRenderTargets.cpp
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@ -169,6 +169,7 @@ void GLGSRender::init_buffers(bool skip_reading)
const u16 clip_y = rsx::method_registers.surface_clip_origin_y();
framebuffer_status_valid = false;
m_framebuffer_state_contested = false;
if (clip_horizontal == 0 || clip_vertical == 0)
{
@ -207,10 +208,22 @@ void GLGSRender::init_buffers(bool skip_reading)
if (surface_addresses[index] == depth_address &&
zeta_pitch >= required_z_pitch)
{
//LOG_ERROR(RSX, "Some game dev set up the MRT to write to the same address as depth and color attachment. Not sure how to deal with that so the draw is discarded.");
//framebuffer_status_valid = false;
depth_address = 0;
break;
LOG_TRACE(RSX, "Framebuffer at 0x%X has aliasing color/depth targets, zeta_pitch = %d, color_pitch=%d", depth_address, zeta_pitch, pitchs[index]);
m_framebuffer_state_contested = true;
if (rsx::method_registers.depth_test_enabled() ||
(!rsx::method_registers.color_write_enabled() && rsx::method_registers.depth_write_enabled()) ||
!!(rsx::method_registers.shader_control() & CELL_GCM_SHADER_CONTROL_DEPTH_EXPORT))
{
// Use address for depth data
surface_addresses[index] = 0;
}
else
{
// Use address for color data
depth_address = 0;
break;
}
}
}