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Code Issues 121 Wiki Activity

build 170731. cascade shadow maps stub, support for additional debug camera

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This commit is contained in:
tmj-fstate
2017-08-01 03:15:19 +02:00
parent 01ef6b3887
commit c8a70e5280
13 changed files with 213 additions and 214 deletions
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10
frustum.cpp
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@@ -10,10 +10,6 @@ http://mozilla.org/MPL/2.0/.
#include "stdafx.h"
#include "frustum.h"
std::vector<glm::vec4> ndcfrustumshapepoints = {
{ -1, -1, -1, 1 }, { 1, -1, -1, 1 }, { 1, 1, -1, 1 }, { -1, 1, -1, 1 }, // z-near
{ -1, -1, 1, 1 }, { 1, -1, 1, 1 }, { 1, 1, 1, 1 }, { -1, 1, 1, 1 } }; // z-far
void
cFrustum::calculate() {
@@ -26,8 +22,8 @@ cFrustum::calculate() {
void
cFrustum::calculate( glm::mat4 const &Projection, glm::mat4 const &Modelview ) {
float const *proj = &Projection[ 0 ][ 0 ];
float const *modl = &Modelview[ 0 ][ 0 ];
float const *proj = glm::value_ptr( Projection );
float const *modl = glm::value_ptr( Modelview );
float clip[ 16 ];
// multiply the matrices to retrieve clipping planes
@@ -88,7 +84,7 @@ cFrustum::calculate( glm::mat4 const &Projection, glm::mat4 const &Modelview ) {
m_frustum[ side_FRONT ][ plane_D ] = clip[ 15 ] + clip[ 14 ];
normalize_plane( side_FRONT );
m_inversetransformation = glm::inverse( Projection * Modelview );
m_inversetransformation = glm::inverse( Projection * glm::mat4{ glm::mat3{ Modelview } } );
// calculate frustum corners
m_frustumpoints = ndcfrustumshapepoints;