diff options
Diffstat (limited to 'drivers/gles3/shaders')
| -rw-r--r-- | drivers/gles3/shaders/canvas.glsl | 12 | ||||
| -rw-r--r-- | drivers/gles3/shaders/stdlib_inc.glsl | 18 |
2 files changed, 22 insertions, 8 deletions
diff --git a/drivers/gles3/shaders/canvas.glsl b/drivers/gles3/shaders/canvas.glsl index 1631c65385..ea0a0b660d 100644 --- a/drivers/gles3/shaders/canvas.glsl +++ b/drivers/gles3/shaders/canvas.glsl @@ -162,9 +162,13 @@ void main() { vec2 uv = uv_attrib; #ifdef USE_INSTANCING - vec4 instance_color = vec4(unpackHalf2x16(instance_color_custom_data.x), unpackHalf2x16(instance_color_custom_data.y)); - color *= instance_color; - instance_custom = vec4(unpackHalf2x16(instance_color_custom_data.z), unpackHalf2x16(instance_color_custom_data.w)); + if (bool(read_draw_data_flags & FLAGS_INSTANCING_HAS_COLORS)) { + vec4 instance_color = vec4(unpackHalf2x16(instance_color_custom_data.x), unpackHalf2x16(instance_color_custom_data.y)); + color *= instance_color; + } + if (bool(read_draw_data_flags & FLAGS_INSTANCING_HAS_CUSTOM_DATA)) { + instance_custom = vec4(unpackHalf2x16(instance_color_custom_data.z), unpackHalf2x16(instance_color_custom_data.w)); + } #endif #else @@ -645,7 +649,7 @@ void main() { #ifdef MODE_LIGHT_ONLY color = vec4(0.0); -#else +#elif !defined(MODE_UNSHADED) color *= canvas_modulation; #endif diff --git a/drivers/gles3/shaders/stdlib_inc.glsl b/drivers/gles3/shaders/stdlib_inc.glsl index 8d4a24cc1f..0b76c4334a 100644 --- a/drivers/gles3/shaders/stdlib_inc.glsl +++ b/drivers/gles3/shaders/stdlib_inc.glsl @@ -2,13 +2,23 @@ #ifdef USE_GLES_OVER_GL // Floating point pack/unpack functions are part of the GLSL ES 300 specification used by web and mobile. uint float2half(uint f) { - return ((f >> uint(16)) & uint(0x8000)) | - ((((f & uint(0x7f800000)) - uint(0x38000000)) >> uint(13)) & uint(0x7c00)) | - ((f >> uint(13)) & uint(0x03ff)); + uint e = f & uint(0x7f800000); + if (e <= uint(0x38000000)) { + return uint(0); + } else { + return ((f >> uint(16)) & uint(0x8000)) | + (((e - uint(0x38000000)) >> uint(13)) & uint(0x7c00)) | + ((f >> uint(13)) & uint(0x03ff)); + } } uint half2float(uint h) { - return ((h & uint(0x8000)) << uint(16)) | (((h & uint(0x7c00)) + uint(0x1c000)) << uint(13)) | ((h & uint(0x03ff)) << uint(13)); + uint h_e = h & uint(0x7c00); + if (h_e == uint(0x0000)) { + return uint(0); + } else { + return ((h & uint(0x8000)) << uint(16)) | ((h_e + uint(0x1c000)) << uint(13)) | ((h & uint(0x03ff)) << uint(13)); + } } uint packHalf2x16(vec2 v) { |