pcsx2/bin/resources/shaders/vulkan/merge.glsl

59 lines
1.4 KiB
GLSL

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2023 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef VERTEX_SHADER
layout(location = 0) in vec4 a_pos;
layout(location = 1) in vec2 a_tex;
layout(location = 0) out vec2 v_tex;
void main()
{
gl_Position = vec4(a_pos.x, -a_pos.y, a_pos.z, a_pos.w);
v_tex = a_tex;
}
#endif
#ifdef FRAGMENT_SHADER
layout(location = 0) in vec2 v_tex;
layout(location = 0) out vec4 o_col0;
layout(push_constant) uniform cb10
{
vec4 BGColor;
};
layout(set = 0, binding = 0) uniform sampler2D samp0;
void ps_main0()
{
vec4 c = texture(samp0, v_tex);
// Note: clamping will be done by fixed unit
c.a *= 2.0f;
o_col0 = c;
}
void ps_main1()
{
vec4 c = texture(samp0, v_tex);
c.a = BGColor.a;
o_col0 = c;
}
#endif