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-rw-r--r--indra/llrender/llrender.cpp216
1 files changed, 98 insertions, 118 deletions
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index 828a509971..16a8309a9a 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -36,6 +36,7 @@
#include "lltexture.h"
#include "llshadermgr.h"
#include "hbxxh.h"
+#include "glm/gtc/type_ptr.hpp"
#if LL_WINDOWS
extern void APIENTRY gl_debug_callback(GLenum source,
@@ -57,8 +58,8 @@ F32 gGLLastProjection[16];
F32 gGLProjection[16];
// transform from last frame's camera space to this frame's camera space (and inverse)
-F32 gGLDeltaModelView[16];
-F32 gGLInverseDeltaModelView[16];
+glm::mat4 gGLDeltaModelView;
+glm::mat4 gGLInverseDeltaModelView;
S32 gGLViewport[4];
@@ -735,10 +736,10 @@ void LLLightState::setPosition(const LLVector4& position)
++gGL.mLightHash;
mPosition = position;
//transform position by current modelview matrix
- glh::vec4f pos(position.mV);
- const glh::matrix4f& mat = gGL.getModelviewMatrix();
- mat.mult_matrix_vec(pos);
- mPosition.set(pos.v);
+ glm::vec4 pos(glm::make_vec4(position.mV));
+ const glm::mat4& mat = gGL.getModelviewMatrix();
+ pos = mat * pos;
+ mPosition.set(glm::value_ptr(pos));
}
void LLLightState::setConstantAttenuation(const F32& atten)
@@ -790,13 +791,13 @@ void LLLightState::setSpotDirection(const LLVector3& direction)
{
//always set direction because modelview matrix may have changed
++gGL.mLightHash;
- mSpotDirection = direction;
+
//transform direction by current modelview matrix
- glh::vec3f dir(direction.mV);
- const glh::matrix4f& mat = gGL.getModelviewMatrix();
- mat.mult_matrix_dir(dir);
+ glm::vec3 dir(glm::make_vec3(direction.mV));
+ const glm::mat3 mat(gGL.getModelviewMatrix());
+ dir = mat * dir;
- mSpotDirection.set(dir.v);
+ mSpotDirection.set(glm::value_ptr(dir));
}
LLRender::LLRender()
@@ -830,6 +831,10 @@ LLRender::LLRender()
for (U32 i = 0; i < NUM_MATRIX_MODES; ++i)
{
+ for (U32 j = 0; j < LL_MATRIX_STACK_DEPTH; ++j)
+ {
+ mMatrix[i][j] = glm::identity<glm::mat4>();
+ }
mMatIdx[i] = 0;
mMatHash[i] = 0;
mCurMatHash[i] = 0xFFFFFFFF;
@@ -991,12 +996,12 @@ void LLRender::syncMatrices()
LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
- static glh::matrix4f cached_mvp;
- static glh::matrix4f cached_inv_mdv;
+ static glm::mat4 cached_mvp;
+ static glm::mat4 cached_inv_mdv;
static U32 cached_mvp_mdv_hash = 0xFFFFFFFF;
static U32 cached_mvp_proj_hash = 0xFFFFFFFF;
- static glh::matrix4f cached_normal;
+ static glm::mat4 cached_normal;
static U32 cached_normal_hash = 0xFFFFFFFF;
if (shader)
@@ -1006,15 +1011,15 @@ void LLRender::syncMatrices()
U32 i = MM_MODELVIEW;
if (mMatHash[MM_MODELVIEW] != shader->mMatHash[MM_MODELVIEW])
{ //update modelview, normal, and MVP
- glh::matrix4f& mat = mMatrix[MM_MODELVIEW][mMatIdx[MM_MODELVIEW]];
+ const glm::mat4& mat = mMatrix[MM_MODELVIEW][mMatIdx[MM_MODELVIEW]];
// if MDV has changed, update the cached inverse as well
if (cached_mvp_mdv_hash != mMatHash[MM_MODELVIEW])
{
- cached_inv_mdv = mat.inverse();
+ cached_inv_mdv = glm::inverse(mat);
}
- shader->uniformMatrix4fv(name[MM_MODELVIEW], 1, GL_FALSE, mat.m);
+ shader->uniformMatrix4fv(name[MM_MODELVIEW], 1, GL_FALSE, glm::value_ptr(mat));
shader->mMatHash[MM_MODELVIEW] = mMatHash[MM_MODELVIEW];
//update normal matrix
@@ -1023,17 +1028,17 @@ void LLRender::syncMatrices()
{
if (cached_normal_hash != mMatHash[i])
{
- cached_normal = cached_inv_mdv.transpose();
+ cached_normal = glm::transpose(cached_inv_mdv);
cached_normal_hash = mMatHash[i];
}
- glh::matrix4f& norm = cached_normal;
+ auto norm = glm::value_ptr(cached_normal);
F32 norm_mat[] =
{
- norm.m[0], norm.m[1], norm.m[2],
- norm.m[4], norm.m[5], norm.m[6],
- norm.m[8], norm.m[9], norm.m[10]
+ norm[0], norm[1], norm[2],
+ norm[4], norm[5], norm[6],
+ norm[8], norm[9], norm[10]
};
shader->uniformMatrix3fv(LLShaderMgr::NORMAL_MATRIX, 1, GL_FALSE, norm_mat);
@@ -1041,7 +1046,7 @@ void LLRender::syncMatrices()
if (shader->getUniformLocation(LLShaderMgr::INVERSE_MODELVIEW_MATRIX))
{
- shader->uniformMatrix4fv(LLShaderMgr::INVERSE_MODELVIEW_MATRIX, 1, GL_FALSE, cached_inv_mdv.m);
+ shader->uniformMatrix4fv(LLShaderMgr::INVERSE_MODELVIEW_MATRIX, 1, GL_FALSE, glm::value_ptr(cached_inv_mdv));
}
//update MVP matrix
@@ -1054,36 +1059,36 @@ void LLRender::syncMatrices()
if (cached_mvp_mdv_hash != mMatHash[i] || cached_mvp_proj_hash != mMatHash[MM_PROJECTION])
{
cached_mvp = mat;
- cached_mvp.mult_left(mMatrix[proj][mMatIdx[proj]]);
+ cached_mvp = mMatrix[proj][mMatIdx[proj]] * cached_mvp;
cached_mvp_mdv_hash = mMatHash[i];
cached_mvp_proj_hash = mMatHash[MM_PROJECTION];
}
- shader->uniformMatrix4fv(LLShaderMgr::MODELVIEW_PROJECTION_MATRIX, 1, GL_FALSE, cached_mvp.m);
+ shader->uniformMatrix4fv(LLShaderMgr::MODELVIEW_PROJECTION_MATRIX, 1, GL_FALSE, glm::value_ptr(cached_mvp));
}
}
i = MM_PROJECTION;
if (mMatHash[MM_PROJECTION] != shader->mMatHash[MM_PROJECTION])
{ //update projection matrix, normal, and MVP
- glh::matrix4f& mat = mMatrix[MM_PROJECTION][mMatIdx[MM_PROJECTION]];
+ const glm::mat4& mat = mMatrix[MM_PROJECTION][mMatIdx[MM_PROJECTION]];
// GZ: This was previously disabled seemingly due to a bug involving the deferred renderer's regular pushing and popping of mats.
// We're reenabling this and cleaning up the code around that - that would've been the appropriate course initially.
// Anything beyond the standard proj and inv proj mats are special cases. Please setup special uniforms accordingly in the future.
if (shader->getUniformLocation(LLShaderMgr::INVERSE_PROJECTION_MATRIX))
{
- glh::matrix4f inv_proj = mat.inverse();
- shader->uniformMatrix4fv(LLShaderMgr::INVERSE_PROJECTION_MATRIX, 1, false, inv_proj.m);
+ glm::mat4 inv_proj = glm::inverse(mat);
+ shader->uniformMatrix4fv(LLShaderMgr::INVERSE_PROJECTION_MATRIX, 1, false, glm::value_ptr(inv_proj));
}
// Used by some full screen effects - such as full screen lights, glow, etc.
if (shader->getUniformLocation(LLShaderMgr::IDENTITY_MATRIX))
{
- shader->uniformMatrix4fv(LLShaderMgr::IDENTITY_MATRIX, 1, GL_FALSE, glh::matrix4f::identity().m);
+ shader->uniformMatrix4fv(LLShaderMgr::IDENTITY_MATRIX, 1, GL_FALSE, glm::value_ptr(glm::identity<glm::mat4>()));
}
- shader->uniformMatrix4fv(name[MM_PROJECTION], 1, GL_FALSE, mat.m);
+ shader->uniformMatrix4fv(name[MM_PROJECTION], 1, GL_FALSE, glm::value_ptr(mat));
shader->mMatHash[MM_PROJECTION] = mMatHash[MM_PROJECTION];
if (!mvp_done)
@@ -1096,12 +1101,12 @@ void LLRender::syncMatrices()
{
U32 mdv = MM_MODELVIEW;
cached_mvp = mat;
- cached_mvp.mult_right(mMatrix[mdv][mMatIdx[mdv]]);
+ cached_mvp *= mMatrix[mdv][mMatIdx[mdv]];
cached_mvp_mdv_hash = mMatHash[MM_MODELVIEW];
cached_mvp_proj_hash = mMatHash[MM_PROJECTION];
}
- shader->uniformMatrix4fv(LLShaderMgr::MODELVIEW_PROJECTION_MATRIX, 1, GL_FALSE, cached_mvp.m);
+ shader->uniformMatrix4fv(LLShaderMgr::MODELVIEW_PROJECTION_MATRIX, 1, GL_FALSE, glm::value_ptr(cached_mvp));
}
}
}
@@ -1110,7 +1115,7 @@ void LLRender::syncMatrices()
{
if (mMatHash[i] != shader->mMatHash[i])
{
- shader->uniformMatrix4fv(name[i], 1, GL_FALSE, mMatrix[i][mMatIdx[i]].m);
+ shader->uniformMatrix4fv(name[i], 1, GL_FALSE, glm::value_ptr(mMatrix[i][mMatIdx[i]]));
shader->mMatHash[i] = mMatHash[i];
}
}
@@ -1129,12 +1134,7 @@ void LLRender::translatef(const GLfloat& x, const GLfloat& y, const GLfloat& z)
flush();
{
- glh::matrix4f trans_mat(1,0,0,x,
- 0,1,0,y,
- 0,0,1,z,
- 0,0,0,1);
-
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].mult_right(trans_mat);
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] = glm::translate(mMatrix[mMatrixMode][mMatIdx[mMatrixMode]], glm::vec3(x, y, z));
mMatHash[mMatrixMode]++;
}
}
@@ -1144,12 +1144,7 @@ void LLRender::scalef(const GLfloat& x, const GLfloat& y, const GLfloat& z)
flush();
{
- glh::matrix4f scale_mat(x,0,0,0,
- 0,y,0,0,
- 0,0,z,0,
- 0,0,0,1);
-
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].mult_right(scale_mat);
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] = glm::scale(mMatrix[mMatrixMode][mMatIdx[mMatrixMode]], glm::vec3(x, y, z));
mMatHash[mMatrixMode]++;
}
}
@@ -1159,13 +1154,7 @@ void LLRender::ortho(F32 left, F32 right, F32 bottom, F32 top, F32 zNear, F32 zF
flush();
{
-
- glh::matrix4f ortho_mat(2.f/(right-left),0,0, -(right+left)/(right-left),
- 0,2.f/(top-bottom),0, -(top+bottom)/(top-bottom),
- 0,0,-2.f/(zFar-zNear), -(zFar+zNear)/(zFar-zNear),
- 0,0,0,1);
-
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].mult_right(ortho_mat);
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] *= glm::ortho(left, right, bottom, top, zNear, zFar);
mMatHash[mMatrixMode]++;
}
}
@@ -1175,19 +1164,7 @@ void LLRender::rotatef(const GLfloat& a, const GLfloat& x, const GLfloat& y, con
flush();
{
- F32 r = a * DEG_TO_RAD;
-
- F32 c = cosf(r);
- F32 s = sinf(r);
-
- F32 ic = 1.f-c;
-
- glh::matrix4f rot_mat(x*x*ic+c, x*y*ic-z*s, x*z*ic+y*s, 0,
- x*y*ic+z*s, y*y*ic+c, y*z*ic-x*s, 0,
- x*z*ic-y*s, y*z*ic+x*s, z*z*ic+c, 0,
- 0,0,0,1);
-
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].mult_right(rot_mat);
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] = glm::rotate(mMatrix[mMatrixMode][mMatIdx[mMatrixMode]], glm::radians(a), glm::vec3(x,y,z));
mMatHash[mMatrixMode]++;
}
}
@@ -1229,7 +1206,7 @@ void LLRender::loadMatrix(const GLfloat* m)
{
flush();
{
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].set_value((GLfloat*) m);
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] = glm::make_mat4((GLfloat*) m);
mMatHash[mMatrixMode]++;
}
}
@@ -1238,9 +1215,7 @@ void LLRender::multMatrix(const GLfloat* m)
{
flush();
{
- glh::matrix4f mat((GLfloat*) m);
-
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].mult_right(mat);
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] *= glm::make_mat4(m);
mMatHash[mMatrixMode]++;
}
}
@@ -1283,17 +1258,17 @@ void LLRender::loadIdentity()
{
llassert_always(mMatrixMode < NUM_MATRIX_MODES) ;
- mMatrix[mMatrixMode][mMatIdx[mMatrixMode]].make_identity();
+ mMatrix[mMatrixMode][mMatIdx[mMatrixMode]] = glm::identity<glm::mat4>();
mMatHash[mMatrixMode]++;
}
}
-const glh::matrix4f& LLRender::getModelviewMatrix()
+const glm::mat4& LLRender::getModelviewMatrix()
{
return mMatrix[MM_MODELVIEW][mMatIdx[MM_MODELVIEW]];
}
-const glh::matrix4f& LLRender::getProjectionMatrix()
+const glm::mat4& LLRender::getProjectionMatrix()
{
return mMatrix[MM_PROJECTION][mMatIdx[MM_PROJECTION]];
}
@@ -2214,85 +2189,90 @@ void LLRender::debugTexUnits(void)
LL_INFOS("TextureUnit") << "Active TexUnit Enabled : " << active_enabled << LL_ENDL;
}
-
-
-glh::matrix4f copy_matrix(F32* src)
-{
- glh::matrix4f ret;
- ret.set_value(src);
- return ret;
-}
-
-glh::matrix4f get_current_modelview()
+glm::mat4 get_current_modelview()
{
- return copy_matrix(gGLModelView);
+ return glm::make_mat4(gGLModelView);
}
-glh::matrix4f get_current_projection()
+glm::mat4 get_current_projection()
{
- return copy_matrix(gGLProjection);
+ return glm::make_mat4(gGLProjection);
}
-glh::matrix4f get_last_modelview()
+glm::mat4 get_last_modelview()
{
- return copy_matrix(gGLLastModelView);
+ return glm::make_mat4(gGLLastModelView);
}
-glh::matrix4f get_last_projection()
+glm::mat4 get_last_projection()
{
- return copy_matrix(gGLLastProjection);
+ return glm::make_mat4(gGLLastProjection);
}
-void copy_matrix(const glh::matrix4f& src, F32* dst)
+void copy_matrix(const glm::mat4& src, F32* dst)
{
+ auto matp = glm::value_ptr(src);
for (U32 i = 0; i < 16; i++)
{
- dst[i] = src.m[i];
+ dst[i] = matp[i];
}
}
-void set_current_modelview(const glh::matrix4f& mat)
+void set_current_modelview(const glm::mat4& mat)
{
copy_matrix(mat, gGLModelView);
}
-void set_current_projection(glh::matrix4f& mat)
+void set_current_projection(const glm::mat4& mat)
{
copy_matrix(mat, gGLProjection);
}
-glh::matrix4f gl_ortho(GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat znear, GLfloat zfar)
+void set_last_modelview(const glm::mat4& mat)
{
- glh::matrix4f ret(
- 2.f/(right-left), 0.f, 0.f, -(right+left)/(right-left),
- 0.f, 2.f/(top-bottom), 0.f, -(top+bottom)/(top-bottom),
- 0.f, 0.f, -2.f/(zfar-znear), -(zfar+znear)/(zfar-znear),
- 0.f, 0.f, 0.f, 1.f);
-
- return ret;
+ copy_matrix(mat, gGLLastModelView);
}
-glh::matrix4f gl_perspective(GLfloat fovy, GLfloat aspect, GLfloat zNear, GLfloat zFar)
+void set_last_projection(const glm::mat4& mat)
{
- GLfloat f = 1.f/tanf(DEG_TO_RAD*fovy/2.f);
-
- return glh::matrix4f(f/aspect, 0, 0, 0,
- 0, f, 0, 0,
- 0, 0, (zFar+zNear)/(zNear-zFar), (2.f*zFar*zNear)/(zNear-zFar),
- 0, 0, -1.f, 0);
+ copy_matrix(mat, gGLLastProjection);
}
-glh::matrix4f gl_lookat(LLVector3 eye, LLVector3 center, LLVector3 up)
+glm::vec3 mul_mat4_vec3(const glm::mat4& mat, const glm::vec3& vec)
{
- LLVector3 f = center-eye;
- f.normVec();
- up.normVec();
- LLVector3 s = f % up;
- LLVector3 u = s % f;
+ //const float w = vec[0] * mat[0][3] + vec[1] * mat[1][3] + vec[2] * mat[2][3] + mat[3][3];
+ //return glm::vec3(
+ // (vec[0] * mat[0][0] + vec[1] * mat[1][0] + vec[2] * mat[2][0] + mat[3][0]) / w,
+ // (vec[0] * mat[0][1] + vec[1] * mat[1][1] + vec[2] * mat[2][1] + mat[3][1]) / w,
+ // (vec[0] * mat[0][2] + vec[1] * mat[1][2] + vec[2] * mat[2][2] + mat[3][2]) / w
+ //);
+ LLVector4a x, y, z, s, t, p, q;
+
+ x.splat(vec.x);
+ y.splat(vec.y);
+ z.splat(vec.z);
+
+ s.splat<3>(mat[0].data);
+ t.splat<3>(mat[1].data);
+ p.splat<3>(mat[2].data);
+ q.splat<3>(mat[3].data);
+
+ s.mul(x);
+ t.mul(y);
+ p.mul(z);
+ q.add(s);
+ t.add(p);
+ q.add(t);
- return glh::matrix4f(s[0], s[1], s[2], 0,
- u[0], u[1], u[2], 0,
- -f[0], -f[1], -f[2], 0,
- 0, 0, 0, 1);
+ x.mul(mat[0].data);
+ y.mul(mat[1].data);
+ z.mul(mat[2].data);
+ x.add(y);
+ z.add(mat[3].data);
+ LLVector4a res;
+ res.load3(glm::value_ptr(vec));
+ res.setAdd(x, z);
+ res.div(q);
+ return glm::make_vec3(res.getF32ptr());
}
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