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feat: complete map viewer scene and static CTL pose preview

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Complete the interactive mission viewer with environment rendering, audio events, dynamic shadows, free-flight camera controls, and per-component CTL pose sampling.
This commit is contained in:
Valentin Popov
2026-10-11 13:12:50 +04:00
parent aa51f3574d
commit a8faba8aad
42 changed files with 24411 additions and 1234 deletions
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adapters/fparkan-render-vulkan/shaders/triangle.frag
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layout(location = 0) in vec3 in_color;
layout(location = 1) in vec2 in_uv;
layout(location = 2) in vec2 in_detail_uv;
layout(location = 3) in float in_overlay_alpha;
layout(location = 4) in float in_fog_factor;
layout(location = 5) in vec3 in_base_diffuse;
layout(location = 6) in vec3 in_base_specular;
layout(location = 7) in vec3 in_overlay_diffuse;
layout(location = 8) in vec3 in_overlay_specular;
layout(location = 0) out vec4 out_color;
layout(set = 0, binding = 0) uniform sampler2D base_color;
layout(set = 0, binding = 1) uniform sampler2D base_detail;
layout(set = 0, binding = 2) uniform sampler2D overlay_color;
layout(set = 0, binding = 3) uniform sampler2D overlay_detail;
layout(push_constant) uniform AlphaTestConstants {
layout(offset = 64)
float alpha_cutoff;
} alpha_test;
layout(std140, set = 0, binding = 4) uniform FrameConstants {
mat4 clip_from_world;
vec4 directional_direction[4];
vec4 directional_rgb[4];
vec4 directional_coefficients[4];
vec4 point_position_range;
vec4 point_rgb_active;
vec4 point_coefficients_active;
vec4 lighting_floor;
vec4 fog_color;
vec4 fog_distances;
vec4 camera_position;
} frame;
layout(push_constant) uniform MaterialConstants {
layout(offset = 0) float alpha_cutoff;
layout(offset = 4) float diffuse_alpha;
layout(offset = 8) float overlay_diffuse_alpha;
layout(offset = 12) float directional_r;
layout(offset = 16) float directional_g;
layout(offset = 20) float directional_b;
layout(offset = 24) float additive_r;
layout(offset = 28) float additive_g;
layout(offset = 32) float additive_b;
layout(offset = 36) float overlay_directional_r;
layout(offset = 40) float overlay_directional_g;
layout(offset = 44) float overlay_directional_b;
layout(offset = 48) float overlay_additive_r;
layout(offset = 52) float overlay_additive_g;
layout(offset = 56) float overlay_additive_b;
layout(offset = 60) float base_page_x;
layout(offset = 64) float base_page_y;
layout(offset = 68) float base_page_w;
layout(offset = 72) float base_page_h;
layout(offset = 76) float detail_page_x;
layout(offset = 80) float detail_page_y;
layout(offset = 84) float detail_page_w;
layout(offset = 88) float detail_page_h;
layout(offset = 92) float overlay_page_x;
layout(offset = 96) float overlay_page_y;
layout(offset = 100) float overlay_page_w;
layout(offset = 104) float overlay_page_h;
layout(offset = 108) float overlay_detail_page_x;
layout(offset = 112) float overlay_detail_page_y;
layout(offset = 116) float overlay_detail_page_w;
layout(offset = 120) float overlay_detail_page_h;
layout(offset = 124) float material_mode;
} material;
void main() {
out_color = texture(base_color, in_uv) * vec4(in_color, 1.0);
if (out_color.a < alpha_test.alpha_cutoff) {
vec2 base_uv = vec2(material.base_page_x, material.base_page_y)
+ in_uv * vec2(material.base_page_w, material.base_page_h);
vec2 detail_uv = vec2(material.detail_page_x, material.detail_page_y)
+ in_detail_uv * vec2(material.detail_page_w, material.detail_page_h);
vec2 overlay_uv = vec2(material.overlay_page_x, material.overlay_page_y)
+ in_uv * vec2(material.overlay_page_w, material.overlay_page_h);
vec2 overlay_detail_uv = vec2(material.overlay_detail_page_x, material.overlay_detail_page_y)
+ in_detail_uv * vec2(material.overlay_detail_page_w, material.overlay_detail_page_h);
vec4 base = texture(base_color, base_uv);
vec4 detail = texture(base_detail, detail_uv);
vec4 overlay = texture(overlay_color, overlay_uv);
vec4 overlay_detail_sample = texture(overlay_detail, overlay_detail_uv);
int mode = int(round(material.material_mode));
int combiner_mode = mode & 3;
// Native sky mode 4 combines nebula and stars as
// mix(TEX0.rgb, TEX1.rgb, TEX1.a) * DIFFUSE.rgb and carries DIFFUSE.a
// through as the pass alpha.
if (combiner_mode == 2) {
vec3 sky_rgb = mix(base.rgb, detail.rgb, clamp(detail.a, 0.0, 1.0));
out_color = vec4(sky_rgb * in_color, clamp(in_overlay_alpha, 0.0, 1.0));
if (out_color.a < material.alpha_cutoff) {
discard;
}
return;
}
// Native terrain mode 3 combines the base texture and the lightmap
// without the regular terrain 2x combiner or NdotL calculation.
if (combiner_mode == 3) {
vec3 lightmap_lighting = max(
vec3(material.additive_r, material.additive_g, material.additive_b),
frame.lighting_floor.rgb
);
vec3 vertex_rgb = base.rgb * detail.rgb * lightmap_lighting * in_color;
vec3 final_rgb = mix(vertex_rgb, frame.fog_color.rgb, in_fog_factor);
out_color = vec4(final_rgb, base.a * material.diffuse_alpha);
if (out_color.a < material.alpha_cutoff) {
discard;
}
return;
}
float overlay_alpha = clamp(
in_overlay_alpha * material.overlay_diffuse_alpha,
0.0,
1.0
);
vec3 base_rgb = 2.0 * base.rgb * detail.rgb;
vec3 overlay_rgb = 2.0 * overlay.rgb * overlay_detail_sample.rgb;
vec3 base_lit_rgb = base_rgb * in_base_diffuse + in_base_specular;
vec3 overlay_lit_rgb = overlay_rgb * in_overlay_diffuse + in_overlay_specular;
vec3 lit_rgb = mix(base_lit_rgb, overlay_lit_rgb, overlay_alpha);
vec3 vertex_rgb = lit_rgb * in_color;
vec3 final_rgb = combiner_mode == 0
? mix(vertex_rgb, frame.fog_color.rgb, in_fog_factor)
: vertex_rgb;
float final_alpha = combiner_mode == 1
? base.a * material.diffuse_alpha * in_overlay_alpha
: base.a * material.diffuse_alpha;
out_color = vec4(final_rgb, final_alpha);
if (out_color.a < material.alpha_cutoff) {
discard;
}
}
adapters/fparkan-render-vulkan/shaders/triangle.frag.spv
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adapters/fparkan-render-vulkan/shaders/triangle.vert
+260 -4
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@@ -2,17 +2,273 @@
layout(location = 0) in vec3 in_position;
layout(location = 1) in vec3 in_color;
layout(location = 2) in vec2 in_uv;
layout(location = 2) in vec3 in_normal;
layout(location = 3) in vec2 in_uv;
layout(location = 4) in vec2 in_detail_uv;
layout(location = 5) in float in_overlay_alpha;
layout(location = 0) out vec3 out_color;
layout(location = 1) out vec2 out_uv;
layout(location = 2) out vec2 out_detail_uv;
layout(location = 3) out float out_overlay_alpha;
// Native D3D vertex fog is written to SPECULAR.a and interpolated by the
// fixed-function rasterizer. Keep the existing varying slot, but carry only
// that scalar instead of recomputing distance in the fragment stage.
layout(location = 4) out float out_fog_factor;
layout(location = 5) out vec3 out_base_diffuse;
layout(location = 6) out vec3 out_base_specular;
layout(location = 7) out vec3 out_overlay_diffuse;
layout(location = 8) out vec3 out_overlay_specular;
layout(push_constant) uniform CameraConstants {
layout(std140, set = 0, binding = 4) uniform FrameConstants {
mat4 clip_from_world;
} camera;
vec4 directional_direction[4];
vec4 directional_rgb[4];
vec4 directional_coefficients[4];
vec4 point_position_range;
vec4 point_rgb_active;
vec4 point_coefficients_active;
vec4 lighting_floor;
vec4 fog_color;
vec4 fog_distances;
vec4 camera_position;
} frame;
layout(std430, set = 0, binding = 5) readonly buffer MaterialSpecular {
vec4 base;
vec4 overlay;
} material_specular;
layout(push_constant) uniform MaterialConstants {
layout(offset = 0) float alpha_cutoff;
layout(offset = 4) float diffuse_alpha;
layout(offset = 8) float overlay_diffuse_alpha;
layout(offset = 12) float directional_r;
layout(offset = 16) float directional_g;
layout(offset = 20) float directional_b;
layout(offset = 24) float additive_r;
layout(offset = 28) float additive_g;
layout(offset = 32) float additive_b;
layout(offset = 36) float overlay_directional_r;
layout(offset = 40) float overlay_directional_g;
layout(offset = 44) float overlay_directional_b;
layout(offset = 48) float overlay_additive_r;
layout(offset = 52) float overlay_additive_g;
layout(offset = 56) float overlay_additive_b;
layout(offset = 60) float base_page_x;
layout(offset = 64) float base_page_y;
layout(offset = 68) float base_page_w;
layout(offset = 72) float base_page_h;
layout(offset = 76) float detail_page_x;
layout(offset = 80) float detail_page_y;
layout(offset = 84) float detail_page_w;
layout(offset = 88) float detail_page_h;
layout(offset = 92) float overlay_page_x;
layout(offset = 96) float overlay_page_y;
layout(offset = 100) float overlay_page_w;
layout(offset = 104) float overlay_page_h;
layout(offset = 108) float overlay_detail_page_x;
layout(offset = 112) float overlay_detail_page_y;
layout(offset = 116) float overlay_detail_page_w;
layout(offset = 120) float overlay_detail_page_h;
layout(offset = 124) float material_mode;
} material;
struct LightingTerms {
vec3 diffuse;
vec3 specular;
};
float native_range_compress(float value) {
if (value <= 1.0) {
return value;
}
if (value <= 7.0) {
return value / 6.0 + 5.0 / 6.0;
}
return 2.0;
}
float native_specular_curve(float value) {
if (value <= 1.0) {
return 0.8 * value;
}
if (value <= 3.0) {
return 0.1 * value + 0.7;
}
return 1.0;
}
// The original callback uses the reflected vector and squares the cosine for
// power-1 iterations. A bounded loop keeps the native byte power while
// remaining valid for every material record.
float native_specular_power(float cosine, float power) {
// CShade enables specular only when the material power byte is non-zero.
if (power <= 0.0 || cosine <= 0.0) {
return 0.0;
}
float result = cosine;
int iterations = clamp(int(power) - 1, 0, 254);
for (int index = 0; index < 254; ++index) {
if (index >= iterations) {
break;
}
result *= result;
}
return result;
}
float native_fog_factor(vec3 world_position) {
float fog_span = frame.fog_distances.y - frame.fog_distances.x;
float distance_to_camera = distance(world_position, frame.camera_position.xyz);
if (fog_span <= 0.000001 || distance_to_camera <= frame.fog_distances.x) {
return 0.0;
}
return clamp((distance_to_camera - frame.fog_distances.x) / fog_span, 0.0, 1.0);
}
vec3 normalized_or(vec3 value, vec3 fallback) {
float length_squared = dot(value, value);
return length_squared > 0.0000001 ? value * inversesqrt(length_squared) : fallback;
}
vec3 specular_from_light(
vec3 normal,
vec3 view_direction,
vec3 light_direction,
vec3 light_rgb,
vec3 material_rgb,
float power,
float attenuation
) {
float ndotl = dot(normal, light_direction);
if (ndotl <= 0.0 || attenuation <= 0.0) {
return vec3(0.0);
}
vec3 reflection = reflect(-light_direction, normal);
float cosine = max(dot(reflection, view_direction), 0.0);
return material_rgb * light_rgb * native_specular_power(cosine, power) * attenuation;
}
LightingTerms native_material_lighting(
vec3 world_position,
vec3 normal,
vec3 directional_rgb,
vec3 additive_rgb,
vec3 specular_rgb,
float specular_power
) {
vec3 accumulated = additive_rgb;
vec3 specular = vec3(0.0);
vec3 view_direction = normalized_or(frame.camera_position.xyz - world_position, vec3(0.0, 0.0, 1.0));
for (int index = 0; index < 4; ++index) {
vec4 direction_record = frame.directional_direction[index];
vec4 rgb_record = frame.directional_rgb[index];
if (direction_record.w <= 0.5 || rgb_record.w <= 0.5) {
continue;
}
vec3 light_direction = normalized_or(-direction_record.xyz, vec3(0.0, 0.0, 1.0));
float ndotl = max(dot(normal, light_direction), 0.0);
accumulated += ndotl * directional_rgb * rgb_record.rgb;
specular += specular_from_light(
normal,
view_direction,
light_direction,
rgb_record.rgb,
specular_rgb,
specular_power,
1.0
);
}
vec4 point_position_range = frame.point_position_range;
vec4 point_rgb_active = frame.point_rgb_active;
vec4 point_coefficients_active = frame.point_coefficients_active;
vec3 to_light = point_position_range.xyz - world_position;
float distance_squared = dot(to_light, to_light);
float range = point_position_range.w;
if (point_rgb_active.w > 0.5 && range > 0.0 && distance_squared <= range * range) {
float distance_to_light = sqrt(distance_squared);
if (distance_to_light > 0.000001) {
vec3 light_direction = to_light / distance_to_light;
float ndotl = dot(normal, light_direction);
if (ndotl > 0.0) {
float t = (range - distance_to_light) / range;
float attenuation = point_coefficients_active.x
+ point_coefficients_active.y * t
+ point_coefficients_active.z * t * t;
attenuation = max(attenuation, 0.0);
accumulated += ndotl * directional_rgb * point_rgb_active.rgb * attenuation;
specular += specular_from_light(
normal,
view_direction,
light_direction,
point_rgb_active.rgb,
specular_rgb,
specular_power,
attenuation
);
}
}
}
accumulated = max(accumulated, frame.lighting_floor.rgb);
vec3 compressed = vec3(
native_range_compress(accumulated.r),
native_range_compress(accumulated.g),
native_range_compress(accumulated.b)
);
LightingTerms terms;
terms.diffuse = min(compressed, vec3(1.0));
vec3 total_specular = specular + max(compressed - vec3(1.0), vec3(0.0));
terms.specular = vec3(
native_specular_curve(total_specular.r),
native_specular_curve(total_specular.g),
native_specular_curve(total_specular.b)
);
return terms;
}
void main() {
out_color = in_color;
out_uv = in_uv;
gl_Position = camera.clip_from_world * vec4(in_position, 1.0);
out_detail_uv = in_detail_uv;
out_overlay_alpha = in_overlay_alpha;
out_fog_factor = native_fog_factor(in_position);
int mode = int(round(material.material_mode));
int combiner_mode = mode & 3;
if (combiner_mode == 0) {
LightingTerms base_terms = native_material_lighting(
in_position,
in_normal,
vec3(material.directional_r, material.directional_g, material.directional_b),
vec3(material.additive_r, material.additive_g, material.additive_b),
material_specular.base.rgb,
material_specular.base.w
);
LightingTerms overlay_terms = native_material_lighting(
in_position,
in_normal,
vec3(material.overlay_directional_r, material.overlay_directional_g, material.overlay_directional_b),
vec3(material.overlay_additive_r, material.overlay_additive_g, material.overlay_additive_b),
material_specular.overlay.rgb,
material_specular.overlay.w
);
out_base_diffuse = base_terms.diffuse;
out_base_specular = base_terms.specular;
out_overlay_diffuse = overlay_terms.diffuse;
out_overlay_specular = overlay_terms.specular;
} else {
out_base_diffuse = vec3(1.0);
out_base_specular = vec3(0.0);
out_overlay_diffuse = vec3(1.0);
out_overlay_specular = vec3(0.0);
}
vec4 clip_position = frame.clip_from_world * vec4(in_position, 1.0);
// Sky far-depth is a Vulkan projection choice for layers authored around
// the camera. Keep world positions, normals, and UVs intact while placing
// the resulting primitive at the far depth; this does not assert native
// D3D depth-bit equivalence.
if ((mode & 4) != 0) {
clip_position.z = clip_position.w;
}
gl_Position = clip_position;
}
adapters/fparkan-render-vulkan/shaders/triangle.vert.spv
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