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Sky renderer: Only flip Z when calculating panorama_coords

This commit is contained in:
Jesse Dubay 2022-03-08 19:51:43 -08:00
parent ff2a5c04b1
commit d437355f55
2 changed files with 4 additions and 8 deletions
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2
servers/rendering/renderer_rd/renderer_scene_sky_rd.cpp
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@ -837,7 +837,7 @@ void RendererSceneSkyRD::init(RendererStorageRD *p_storage) {
actions.renames["COLOR"] = "color";
actions.renames["ALPHA"] = "alpha";
actions.renames["EYEDIR"] = "eyedir";
actions.renames["EYEDIR"] = "cube_normal";
actions.renames["POSITION"] = "params.position_multiplier.xyz";
actions.renames["SKY_COORDS"] = "panorama_coords";
actions.renames["SCREEN_UV"] = "uv";

10
servers/rendering/renderer_rd/shaders/sky.glsl
View File

@ -180,12 +180,11 @@ void main() {
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;
@ -199,15 +198,12 @@ void main() {
vec4 quarter_res_color = vec4(1.0);
vec4 custom_fog = vec4(0.0);
vec3 eyedir = cube_normal;
eyedir.z *= -1.0;
#ifdef USE_CUBEMAP_PASS
#ifdef USES_HALF_RES_COLOR
half_res_color = texture(samplerCube(half_res, material_samplers[SAMPLER_LINEAR_WITH_MIPMAPS_CLAMP]), eyedir) * params.luminance_multiplier;
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]), eyedir) * params.luminance_multiplier;
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