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-Fixed screen edge SSAO filter, fixes #9678

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-Raised the SSAO limits, making the effect a lot more useful
-Still pending to enable tresholding to avoid some hollow places
This commit is contained in:
Juan Linietsky 2017-08-29 11:46:02 -03:00
parent 089cf8176e
commit e8b05ca996
3 changed files with 11 additions and 6 deletions
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2
drivers/gles3/rasterizer_scene_gles3.cpp
View file

@ -3259,6 +3259,8 @@ void RasterizerSceneGLES3::_render_mrts(Environment *env, const CameraMatrix &p_
state.ssao_blur_shader.set_uniform(SsaoBlurShaderGLES3::CAMERA_Z_NEAR, p_cam_projection.get_z_near());
GLint axis[2] = { i, 1 - i };
glUniform2iv(state.ssao_blur_shader.get_uniform(SsaoBlurShaderGLES3::AXIS), 1, axis);
glUniform2iv(state.ssao_blur_shader.get_uniform(SsaoBlurShaderGLES3::SCREEN_SIZE), 1, ss);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, storage->frame.current_rt->effects.ssao.blur_red[i]);
glActiveTexture(GL_TEXTURE1);

7
drivers/gles3/shaders/ssao_blur.glsl
View file

@ -56,6 +56,8 @@ uniform ivec2 axis;
uniform float camera_z_far;
uniform float camera_z_near;
uniform ivec2 screen_size;
void main() {
ivec2 ssC = ivec2(gl_FragCoord.xy);
@ -83,6 +85,7 @@ void main() {
float totalWeight = BASE;
sum *= totalWeight;
ivec2 clamp_limit = screen_size - ivec2(1);
for (int r = -R; r <= R; ++r) {
// We already handled the zero case above. This loop should be unrolled and the static branch optimized out,
@ -90,8 +93,8 @@ void main() {
if (r != 0) {
ivec2 ppos = ssC + axis * (r * SCALE);
float value = texelFetch(source_ssao, ppos, 0).r;
float temp_depth = texelFetch(source_depth, ssC, 0).r;
float value = texelFetch(source_ssao, clamp(ppos,ivec2(0),clamp_limit), 0).r;
float temp_depth = texelFetch(source_depth, clamp(ssC,ivec2(0),clamp_limit), 0).r;
temp_depth = temp_depth * 2.0 - 1.0;
temp_depth = 2.0 * camera_z_near * camera_z_far / (camera_z_far + camera_z_near - temp_depth * (camera_z_far - camera_z_near));

8
scene/resources/environment.cpp
View file

@ -994,10 +994,10 @@ void Environment::_bind_methods() {
ADD_GROUP("SSAO", "ssao_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "ssao_enabled"), "set_ssao_enabled", "is_ssao_enabled");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_radius", PROPERTY_HINT_RANGE, "0.1,16,0.1"), "set_ssao_radius", "get_ssao_radius");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_intensity", PROPERTY_HINT_RANGE, "0.0,9,0.1"), "set_ssao_intensity", "get_ssao_intensity");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_radius2", PROPERTY_HINT_RANGE, "0.0,16,0.1"), "set_ssao_radius2", "get_ssao_radius2");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_intensity2", PROPERTY_HINT_RANGE, "0.0,9,0.1"), "set_ssao_intensity2", "get_ssao_intensity2");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_radius", PROPERTY_HINT_RANGE, "0.1,128,0.1"), "set_ssao_radius", "get_ssao_radius");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_intensity", PROPERTY_HINT_RANGE, "0.0,128,0.1"), "set_ssao_intensity", "get_ssao_intensity");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_radius2", PROPERTY_HINT_RANGE, "0.0,128,0.1"), "set_ssao_radius2", "get_ssao_radius2");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_intensity2", PROPERTY_HINT_RANGE, "0.0,128,0.1"), "set_ssao_intensity2", "get_ssao_intensity2");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_bias", PROPERTY_HINT_RANGE, "0.001,8,0.001"), "set_ssao_bias", "get_ssao_bias");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "ssao_light_affect", PROPERTY_HINT_RANGE, "0.00,1,0.01"), "set_ssao_direct_light_affect", "get_ssao_direct_light_affect");
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "ssao_color", PROPERTY_HINT_COLOR_NO_ALPHA), "set_ssao_color", "get_ssao_color");