diff options
Diffstat (limited to 'servers/rendering/renderer_rd/shaders/sky.glsl')
| -rw-r--r-- | servers/rendering/renderer_rd/shaders/sky.glsl | 87 |
1 files changed, 45 insertions, 42 deletions
diff --git a/servers/rendering/renderer_rd/shaders/sky.glsl b/servers/rendering/renderer_rd/shaders/sky.glsl index 6c985e1f5c..5b4594da99 100644 --- a/servers/rendering/renderer_rd/shaders/sky.glsl +++ b/servers/rendering/renderer_rd/shaders/sky.glsl @@ -2,15 +2,23 @@ #version 450 -VERSION_DEFINES +#VERSION_DEFINES + +#define MAX_VIEWS 2 + +#if defined(USE_MULTIVIEW) && defined(has_VK_KHR_multiview) +#extension GL_EXT_multiview : enable +#endif layout(location = 0) out vec2 uv_interp; -layout(push_constant, binding = 1, std430) uniform Params { +layout(push_constant, std430) uniform Params { mat3 orientation; - vec4 proj; + vec4 projections[MAX_VIEWS]; vec4 position_multiplier; float time; + float luminance_multiplier; + float pad[2]; } params; @@ -24,17 +32,33 @@ void main() { #version 450 -VERSION_DEFINES +#VERSION_DEFINES + +#ifdef USE_MULTIVIEW +#ifdef has_VK_KHR_multiview +#extension GL_EXT_multiview : enable +#define ViewIndex gl_ViewIndex +#else // has_VK_KHR_multiview +// !BAS! This needs to become an input once we implement our fallback! +#define ViewIndex 0 +#endif // has_VK_KHR_multiview +#else // USE_MULTIVIEW +// Set to zero, not supported in non stereo +#define ViewIndex 0 +#endif //USE_MULTIVIEW #define M_PI 3.14159265359 +#define MAX_VIEWS 2 layout(location = 0) in vec2 uv_interp; -layout(push_constant, binding = 1, std430) uniform Params { +layout(push_constant, std430) uniform Params { mat3 orientation; - vec4 proj; + vec4 projections[MAX_VIEWS]; vec4 position_multiplier; - float time; //TODO consider adding vec2 screen res, and float radiance size + float time; + float luminance_multiplier; + float pad[2]; } params; @@ -85,16 +109,11 @@ struct DirectionalLightData { layout(set = 0, binding = 3, std140) uniform DirectionalLights { DirectionalLightData data[MAX_DIRECTIONAL_LIGHT_DATA_STRUCTS]; } - directional_lights; -#ifdef USE_MATERIAL_UNIFORMS +#ifdef MATERIAL_UNIFORMS_USED layout(set = 1, binding = 0, std140) uniform MaterialUniforms{ - /* clang-format off */ - -MATERIAL_UNIFORMS - - /* clang-format on */ +#MATERIAL_UNIFORMS } material; #endif @@ -127,11 +146,7 @@ layout(set = 3, binding = 0) uniform texture3D volumetric_fog_texture; #define AT_QUARTER_RES_PASS false #endif -/* clang-format off */ - -FRAGMENT_SHADER_GLOBALS - -/* clang-format on */ +#GLOBALS layout(location = 0) out vec4 frag_color; @@ -162,15 +177,14 @@ vec4 fog_process(vec3 view, vec3 sky_color) { void main() { vec3 cube_normal; cube_normal.z = -1.0; - cube_normal.x = (cube_normal.z * (-uv_interp.x - params.proj.x)) / params.proj.y; - cube_normal.y = -(cube_normal.z * (-uv_interp.y - params.proj.z)) / params.proj.w; + cube_normal.x = (cube_normal.z * (-uv_interp.x - params.projections[ViewIndex].x)) / params.projections[ViewIndex].y; + cube_normal.y = -(cube_normal.z * (-uv_interp.y - params.projections[ViewIndex].z)) / params.projections[ViewIndex].w; cube_normal = mat3(params.orientation) * cube_normal; - cube_normal.z = -cube_normal.z; cube_normal = normalize(cube_normal); vec2 uv = uv_interp * 0.5 + 0.5; - vec2 panorama_coords = vec2(atan(cube_normal.x, cube_normal.z), acos(cube_normal.y)); + vec2 panorama_coords = vec2(atan(cube_normal.x, -cube_normal.z), acos(cube_normal.y)); if (panorama_coords.x < 0.0) { panorama_coords.x += M_PI * 2.0; @@ -185,39 +199,25 @@ void main() { vec4 custom_fog = vec4(0.0); #ifdef USE_CUBEMAP_PASS - vec3 inverted_cube_normal = cube_normal; - inverted_cube_normal.z *= -1.0; #ifdef USES_HALF_RES_COLOR - half_res_color = texture(samplerCube(half_res, material_samplers[SAMPLER_LINEAR_WITH_MIPMAPS_CLAMP]), inverted_cube_normal); + half_res_color = texture(samplerCube(half_res, material_samplers[SAMPLER_LINEAR_WITH_MIPMAPS_CLAMP]), cube_normal) * params.luminance_multiplier; #endif #ifdef USES_QUARTER_RES_COLOR - quarter_res_color = texture(samplerCube(quarter_res, material_samplers[SAMPLER_LINEAR_WITH_MIPMAPS_CLAMP]), inverted_cube_normal); + quarter_res_color = texture(samplerCube(quarter_res, material_samplers[SAMPLER_LINEAR_WITH_MIPMAPS_CLAMP]), cube_normal) * params.luminance_multiplier; #endif #else #ifdef USES_HALF_RES_COLOR - half_res_color = textureLod(sampler2D(half_res, material_samplers[SAMPLER_LINEAR_CLAMP]), uv, 0.0); + half_res_color = textureLod(sampler2D(half_res, material_samplers[SAMPLER_LINEAR_CLAMP]), uv, 0.0) * params.luminance_multiplier; #endif #ifdef USES_QUARTER_RES_COLOR - quarter_res_color = textureLod(sampler2D(quarter_res, material_samplers[SAMPLER_LINEAR_CLAMP]), uv, 0.0); + quarter_res_color = textureLod(sampler2D(quarter_res, material_samplers[SAMPLER_LINEAR_CLAMP]), uv, 0.0) * params.luminance_multiplier; #endif #endif -// unused, just here to make our compiler happy, make sure we don't execute any light code the user adds in.. -#ifndef REALLYINCLUDETHIS { - /* clang-format off */ -LIGHT_SHADER_CODE +#CODE : SKY - /* clang-format on */ - } -#endif - { - /* clang-format off */ - -FRAGMENT_SHADER_CODE - - /* clang-format on */ } frag_color.rgb = color * params.position_multiplier.w; @@ -247,4 +247,7 @@ FRAGMENT_SHADER_CODE if (!AT_CUBEMAP_PASS && !AT_HALF_RES_PASS && !AT_QUARTER_RES_PASS) { frag_color.a = 0.0; } + + // For mobile renderer we're dividing by 2.0 as we're using a UNORM buffer + frag_color.rgb = frag_color.rgb / params.luminance_multiplier; } |