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gl: Use factored scale offset function call

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This commit is contained in:
Vincent Lejeune 2015-11-11 00:19:27 +01:00
parent 0fc55de769
commit e2d0a63b98
6 changed files with 25 additions and 35 deletions
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9
rpcs3/Emu/RSX/RSXThread.cpp
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@ -1100,7 +1100,7 @@ namespace rsx
onexit_thread();
}
void thread::fill_scale_offset_data(void *buffer) const noexcept
void thread::fill_scale_offset_data(void *buffer, bool is_d3d) const noexcept
{
int clip_w = rsx::method_registers[NV4097_SET_SURFACE_CLIP_HORIZONTAL] >> 16;
int clip_h = rsx::method_registers[NV4097_SET_SURFACE_CLIP_VERTICAL] >> 16;
@ -1109,12 +1109,15 @@ namespace rsx
float offset_x = (float&)rsx::method_registers[NV4097_SET_VIEWPORT_OFFSET] - (clip_w / 2.f);
offset_x /= clip_w / 2.f;
float scale_y = -(float&)rsx::method_registers[NV4097_SET_VIEWPORT_SCALE + 1] / (clip_h / 2.f);
float offset_y = -((float&)rsx::method_registers[NV4097_SET_VIEWPORT_OFFSET + 1] - (clip_h / 2.f));
float scale_y = (float&)rsx::method_registers[NV4097_SET_VIEWPORT_SCALE + 1] / (clip_h / 2.f);
float offset_y = ((float&)rsx::method_registers[NV4097_SET_VIEWPORT_OFFSET + 1] - (clip_h / 2.f));
offset_y /= clip_h / 2.f;
if (is_d3d) scale_y *= -1;
if (is_d3d) offset_y *= -1;
float scale_z = (float&)rsx::method_registers[NV4097_SET_VIEWPORT_SCALE + 2];
float offset_z = (float&)rsx::method_registers[NV4097_SET_VIEWPORT_OFFSET + 2];
if (!is_d3d) offset_z -= .5;
float one = 1.f;