From 074261067480e2ba285c63631316cf004c0b8cd0 Mon Sep 17 00:00:00 2001 From: Shyotl Date: Tue, 12 Feb 2013 14:59:02 -0600 Subject: [PATCH] Updated gObjectPreviewProgram shader (simple lighting) --- .../shaders/class1/objects/previewF.glsl | 41 +++++++++++++ .../shaders/class1/objects/previewV.glsl | 57 ++++++++++++++++--- indra/newview/llfloatermodelpreview.cpp | 24 ++++---- indra/newview/llviewershadermgr.cpp | 13 +++-- 4 files changed, 107 insertions(+), 28 deletions(-) create mode 100644 indra/newview/app_settings/shaders/class1/objects/previewF.glsl diff --git a/indra/newview/app_settings/shaders/class1/objects/previewF.glsl b/indra/newview/app_settings/shaders/class1/objects/previewF.glsl new file mode 100644 index 000000000..284da3d0a --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/objects/previewF.glsl @@ -0,0 +1,41 @@ +/** + * @file previewF.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +void main() +{ + vec4 color = texture2D(diffuseMap,vary_texcoord0.xy) * vertex_color; + frag_color = color; +} diff --git a/indra/newview/app_settings/shaders/class1/objects/previewV.glsl b/indra/newview/app_settings/shaders/class1/objects/previewV.glsl index 5dcfa8706..7f3f84398 100644 --- a/indra/newview/app_settings/shaders/class1/objects/previewV.glsl +++ b/indra/newview/app_settings/shaders/class1/objects/previewV.glsl @@ -32,12 +32,51 @@ ATTRIBUTE vec3 position; ATTRIBUTE vec3 normal; ATTRIBUTE vec2 texcoord0; +uniform vec4 color; + VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; +uniform vec4 light_position[8]; +uniform vec3 light_direction[8]; +uniform vec3 light_attenuation[8]; +uniform vec3 light_diffuse[8]; + +//=================================================================================================== +//declare these here explicitly to separate them from atmospheric lighting elsewhere to work around +//drivers that are picky about functions being declared but not defined even if they aren't called +float calcDirectionalLight(vec3 n, vec3 l) +{ + float a = max(dot(n,l),0.0); + return a; +} + + +float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight) +{ + //get light vector + vec3 lv = lp.xyz-v; + + //get distance + float d = length(lv); + + //normalize light vector + lv *= 1.0/d; + + //distance attenuation + float da = clamp(1.0/(la * d), 0.0, 1.0); + + // spotlight coefficient. + float spot = max(dot(-ln, lv), is_pointlight); + da *= spot*spot; // GL_SPOT_EXPONENT=2 + + //angular attenuation + da *= calcDirectionalLight(n, lv); + + return da; +} +//==================================================================================================== -vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol); -void calcAtmospherics(vec3 inPositionEye); void main() { @@ -45,13 +84,15 @@ void main() vec4 pos = (modelview_matrix * vec4(position.xyz, 1.0)); gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; - + vec3 norm = normalize(normal_matrix * normal); - calcAtmospherics(pos.xyz); + vec4 col = vec4(0,0,0,1); - vec4 color = calcLighting(pos.xyz, norm, vec4(1,1,1,1), vec4(0.)); - vertex_color = color; - - + // Collect normal lights (need to be divided by two, as we later multiply by 2) + col.rgb += light_diffuse[1].rgb * calcDirectionalLight(norm, light_position[1].xyz); + col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].z); + col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].z); + + vertex_color = col*color; } diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp index 8ca18f6b0..8ff747187 100644 --- a/indra/newview/llfloatermodelpreview.cpp +++ b/indra/newview/llfloatermodelpreview.cpp @@ -1641,7 +1641,6 @@ bool LLModelLoader::doLoadModel() //If no skeleton, do a breadth-first search to get at specific joints bool rootNode = false; - bool skeletonWithNoRootNode = false; //Need to test for a skeleton that does not have a root node //This occurs when your instance controller does not have an associated scene @@ -1652,10 +1651,6 @@ bool LLModelLoader::doLoadModel() { rootNode = true; } - else - { - skeletonWithNoRootNode = true; - } } if (!pSkeleton || !rootNode) @@ -5034,6 +5029,11 @@ BOOL LLModelPreview::render() refresh(); } + if (use_shaders) + { + gObjectPreviewProgram.bind(); + } + gGL.loadIdentity(); gPipeline.enableLightsPreview(); @@ -5043,8 +5043,9 @@ BOOL LLModelPreview::render() LLQuaternion av_rot = camera_rot; LLViewerCamera::getInstance()->setOriginAndLookAt( target_pos + ((LLVector3(mCameraDistance, 0.f, 0.f) + offset) * av_rot), // camera - LLVector3::z_axis, // up - target_pos); // point of interest + LLVector3::z_axis, // up + target_pos); // point of interest + z_near = llclamp(z_far * 0.001f, 0.001f, 0.1f); @@ -5058,11 +5059,6 @@ BOOL LLModelPreview::render() const U32 type_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0; - if (use_shaders) - { - gObjectPreviewProgram.bind(); - } - LLGLEnable normalize(GL_NORMALIZE); if (!mBaseModel.empty() && mVertexBuffer[5].empty()) @@ -5248,10 +5244,10 @@ BOOL LLModelPreview::render() if (i + 1 >= hull_colors.size()) { - hull_colors.push_back(LLColor4U(rand()%128 + 127, rand()%128 + 127, rand()%128 + 127, 128)); + hull_colors.push_back(LLColor4U(rand()%128+127, rand()%128+127, rand()%128+127, 128)); } - glColor4ubv(hull_colors[i].mV); + gGL.diffuseColor4ubv(hull_colors[i].mV); LLVertexBuffer::drawArrays(LLRender::TRIANGLES, physics.mMesh[i].mPositions, physics.mMesh[i].mNormals); if (explode > 0.f) diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp index 313673721..76b3298ec 100644 --- a/indra/newview/llviewershadermgr.cpp +++ b/indra/newview/llviewershadermgr.cpp @@ -1887,18 +1887,19 @@ BOOL LLViewerShaderMgr::loadShadersObject() if (success) { gObjectPreviewProgram.mName = "Simple Shader"; - gObjectPreviewProgram.mFeatures.calculatesLighting = true; - gObjectPreviewProgram.mFeatures.calculatesAtmospherics = true; - gObjectPreviewProgram.mFeatures.hasGamma = true; - gObjectPreviewProgram.mFeatures.hasAtmospherics = true; - gObjectPreviewProgram.mFeatures.hasLighting = true; + gObjectPreviewProgram.mFeatures.calculatesLighting = false; + gObjectPreviewProgram.mFeatures.calculatesAtmospherics = false; + gObjectPreviewProgram.mFeatures.hasGamma = false; + gObjectPreviewProgram.mFeatures.hasAtmospherics = false; + gObjectPreviewProgram.mFeatures.hasLighting = false; gObjectPreviewProgram.mFeatures.mIndexedTextureChannels = 0; gObjectPreviewProgram.mFeatures.disableTextureIndex = true; gObjectPreviewProgram.mShaderFiles.clear(); gObjectPreviewProgram.mShaderFiles.push_back(make_pair("objects/previewV.glsl", GL_VERTEX_SHADER_ARB)); - gObjectPreviewProgram.mShaderFiles.push_back(make_pair("objects/simpleF.glsl", GL_FRAGMENT_SHADER_ARB)); + gObjectPreviewProgram.mShaderFiles.push_back(make_pair("objects/previewF.glsl", GL_FRAGMENT_SHADER_ARB)); gObjectPreviewProgram.mShaderLevel = mVertexShaderLevel[SHADER_OBJECT]; success = gObjectPreviewProgram.createShader(NULL, NULL); + gObjectPreviewProgram.mFeatures.hasLighting = true; } if (success)