diff options
Diffstat (limited to 'drivers/gles2/shaders')
| -rw-r--r-- | drivers/gles2/shaders/scene.glsl | 88 |
1 files changed, 69 insertions, 19 deletions
diff --git a/drivers/gles2/shaders/scene.glsl b/drivers/gles2/shaders/scene.glsl index b555cee80c..b27bf0d12b 100644 --- a/drivers/gles2/shaders/scene.glsl +++ b/drivers/gles2/shaders/scene.glsl @@ -27,15 +27,15 @@ attribute vec3 normal_attrib; // attrib:1 attribute vec4 tangent_attrib; // attrib:2 #endif -#ifdef ENABLE_COLOR_INTERP +#if defined(ENABLE_COLOR_INTERP) attribute vec4 color_attrib; // attrib:3 #endif -#ifdef ENABLE_UV_INTERP +#if defined(ENABLE_UV_INTERP) attribute vec2 uv_attrib; // attrib:4 #endif -#ifdef ENABLE_UV2_INTERP +#if defined(ENABLE_UV2_INTERP) || defined(USE_LIGHTMAP) attribute vec2 uv2_attrib; // attrib:5 #endif @@ -102,15 +102,15 @@ varying vec3 tangent_interp; varying vec3 binormal_interp; #endif -#ifdef ENABLE_COLOR_INTERP +#if defined(ENABLE_COLOR_INTERP) varying vec4 color_interp; #endif -#ifdef ENABLE_UV_INTERP +#if defined(ENABLE_UV_INTERP) varying vec2 uv_interp; #endif -#ifdef ENABLE_UV2_INTERP +#if defined(ENABLE_UV2_INTERP) || defined(USE_LIGHTMAP) varying vec2 uv2_interp; #endif @@ -317,18 +317,18 @@ void main() { vec3 binormal = normalize(cross(normal, tangent) * binormalf); #endif -#ifdef ENABLE_COLOR_INTERP +#if defined(ENABLE_COLOR_INTERP) color_interp = color_attrib; #ifdef USE_INSTANCING color_interp *= instance_color; #endif #endif -#ifdef ENABLE_UV_INTERP +#if defined(ENABLE_UV_INTERP) uv_interp = uv_attrib; #endif -#ifdef ENABLE_UV2_INTERP +#if defined(ENABLE_UV2_INTERP) || defined(USE_LIGHTMAP) uv2_interp = uv2_attrib; #endif @@ -521,7 +521,7 @@ VERTEX_SHADER_CODE #if defined(LIGHT_USE_PSSM4) shadow_coord3 = light_shadow_matrix3 * vi4; - shadow_coord3 = light_shadow_matrix3 * vi4; + shadow_coord4 = light_shadow_matrix4 * vi4; #endif @@ -612,7 +612,7 @@ uniform mat4 world_transform; uniform highp float time; -#ifdef SCREEN_UV_USED +#if defined(SCREEN_UV_USED) uniform vec2 screen_pixel_size; #endif @@ -643,7 +643,7 @@ uniform mat4 refprobe1_local_matrix; uniform bool refprobe1_exterior; -uniform highp samplerCube reflection_probe1; //texunit:-4 +uniform highp samplerCube reflection_probe1; //texunit:-5 uniform float refprobe1_intensity; uniform vec4 refprobe1_ambient; @@ -670,7 +670,7 @@ uniform mat4 refprobe2_local_matrix; uniform bool refprobe2_exterior; -uniform highp samplerCube reflection_probe2; //texunit:-5 +uniform highp samplerCube reflection_probe2; //texunit:-6 uniform float refprobe2_intensity; uniform vec4 refprobe2_ambient; @@ -773,7 +773,16 @@ void reflection_process(samplerCube reflection_map, #endif //use refprobe 1 or 2 +#ifdef USE_LIGHTMAP +uniform mediump sampler2D lightmap; //texunit:-4 +uniform mediump float lightmap_energy; +#endif + +#ifdef USE_LIGHTMAP_CAPTURE +uniform mediump vec4[12] lightmap_captures; +uniform bool lightmap_capture_sky; +#endif #ifdef USE_RADIANCE_MAP @@ -866,15 +875,15 @@ varying vec3 tangent_interp; varying vec3 binormal_interp; #endif -#ifdef ENABLE_COLOR_INTERP +#if defined(ENABLE_COLOR_INTERP) varying vec4 color_interp; #endif -#ifdef ENABLE_UV_INTERP +#if defined(ENABLE_UV_INTERP) varying vec2 uv_interp; #endif -#ifdef ENABLE_UV2_INTERP +#if defined(ENABLE_UV2_INTERP) || defined(USE_LIGHTMAP) varying vec2 uv2_interp; #endif @@ -1285,11 +1294,11 @@ void main() { #endif float normaldepth = 1.0; -#ifdef ALPHA_SCISSOR_USED +#if defined(ALPHA_SCISSOR_USED) float alpha_scissor = 0.5; #endif -#ifdef SCREEN_UV_USED +#if defined(SCREEN_UV_USED) vec2 screen_uv = gl_FragCoord.xy * screen_pixel_size; #endif @@ -1319,7 +1328,7 @@ FRAGMENT_SHADER_CODE vec3 eye_position = -normalize(vertex_interp); -#ifdef ALPHA_SCISSOR_USED +#if defined(ALPHA_SCISSOR_USED) if (alpha < alpha_scissor) { discard; } @@ -1404,6 +1413,47 @@ FRAGMENT_SHADER_CODE #endif //use reflection probe 1 +#ifdef USE_LIGHTMAP + //ambient light will come entirely from lightmap is lightmap is used + ambient_light = texture2D(lightmap, uv2_interp).rgb * lightmap_energy; +#endif + +#ifdef USE_LIGHTMAP_CAPTURE + { + vec3 cone_dirs[12] = vec3[]( + vec3(0, 0, 1), + vec3(0.866025, 0, 0.5), + vec3(0.267617, 0.823639, 0.5), + vec3(-0.700629, 0.509037, 0.5), + vec3(-0.700629, -0.509037, 0.5), + vec3(0.267617, -0.823639, 0.5), + vec3(0, 0, -1), + vec3(0.866025, 0, -0.5), + vec3(0.267617, 0.823639, -0.5), + vec3(-0.700629, 0.509037, -0.5), + vec3(-0.700629, -0.509037, -0.5), + vec3(0.267617, -0.823639, -0.5)); + + vec3 local_normal = normalize(camera_matrix * vec4(normal, 0.0)).xyz; + vec4 captured = vec4(0.0); + float sum = 0.0; + for (int i = 0; i < 12; i++) { + float amount = max(0.0, dot(local_normal, cone_dirs[i])); //not correct, but creates a nice wrap around effect + captured += lightmap_captures[i] * amount; + sum += amount; + } + + captured /= sum; + + if (lightmap_capture_sky) { + ambient_light = mix(ambient_light, captured.rgb, captured.a); + } else { + ambient_light = captured.rgb; + } + } +#endif + + #endif //BASE PASS // |