[iortcw] 467/497: All: Rend2: Add option in code for alternate overbright method
Simon McVittie
smcv at debian.org
Fri Sep 8 10:37:55 UTC 2017
This is an automated email from the git hooks/post-receive script.
smcv pushed a commit to annotated tag 1.42d
in repository iortcw.
commit d210625caf3036a894fb7ea4ac9da925fe659e2b
Author: MAN-AT-ARMS <M4N4T4RMS at gmail.com>
Date: Thu Dec 10 11:20:19 2015 -0500
All: Rend2: Add option in code for alternate overbright method
---
MP/code/rend2/tr_bsp.c | 11 ++++++++++-
MP/code/rend2/tr_image.c | 4 ++++
MP/code/rend2/tr_local.h | 2 +-
MP/code/rend2/tr_scene.c | 4 ++++
MP/code/rend2/tr_shade.c | 23 ++++++++++++++++-------
SP/code/rend2/tr_bsp.c | 10 ++++++++++
SP/code/rend2/tr_image.c | 4 ++++
SP/code/rend2/tr_local.h | 2 +-
SP/code/rend2/tr_scene.c | 4 ++++
SP/code/rend2/tr_shade.c | 23 ++++++++++++++++-------
10 files changed, 70 insertions(+), 17 deletions(-)
diff --git a/MP/code/rend2/tr_bsp.c b/MP/code/rend2/tr_bsp.c
index 399f2fc..cd4a1b2 100644
--- a/MP/code/rend2/tr_bsp.c
+++ b/MP/code/rend2/tr_bsp.c
@@ -107,7 +107,11 @@ static void R_ColorShiftLightingBytes( byte in[4], byte out[4] ) {
int shift, r, g, b;
// shift the color data based on overbright range
+#if defined(USE_OVERBRIGHT)
shift = r_mapOverBrightBits->integer - tr.overbrightBits;
+#else
+ shift = 0;
+#endif
// shift the data based on overbright range
r = in[0] << shift;
@@ -141,7 +145,9 @@ static void R_ColorShiftLightingFloats(float in[4], float out[4], float scale )
{
float r, g, b;
+#if defined(USE_OVERBRIGHT)
scale *= pow(2.0f, r_mapOverBrightBits->integer - tr.overbrightBits);
+#endif
r = in[0] * scale;
g = in[1] * scale;
@@ -3105,8 +3111,11 @@ void R_LoadLightGrid( lump_t *l ) {
if (hdrLightGrid)
{
+#if defined(USE_OVERBRIGHT)
float lightScale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits);
-
+#else
+ float lightScale = 1.0f;
+#endif
//ri.Printf(PRINT_ALL, "found!\n");
if (size != sizeof(float) * 6 * numGridPoints)
diff --git a/MP/code/rend2/tr_image.c b/MP/code/rend2/tr_image.c
index b6644ce..1dacfff 100644
--- a/MP/code/rend2/tr_image.c
+++ b/MP/code/rend2/tr_image.c
@@ -3029,7 +3029,11 @@ void R_SetColorMappings( void ) {
int inf;
// setup the overbright lighting
+#if defined(USE_OVERBRIGHT)
tr.overbrightBits = r_overBrightBits->integer;
+#else
+ tr.overbrightBits = 0;
+#endif
// allow 2 overbright bits
if ( tr.overbrightBits > 2 ) {
diff --git a/MP/code/rend2/tr_local.h b/MP/code/rend2/tr_local.h
index a3958db..8d46e50 100644
--- a/MP/code/rend2/tr_local.h
+++ b/MP/code/rend2/tr_local.h
@@ -65,7 +65,7 @@ typedef unsigned int glIndex_t;
#define CUBE_MAP_SIZE (1 << CUBE_MAP_MIPS)
#define USE_VERT_TANGENT_SPACE
-
+#define USE_OVERBRIGHT
// a trRefEntity_t has all the information passed in by
// the client game, as well as some locally derived info
diff --git a/MP/code/rend2/tr_scene.c b/MP/code/rend2/tr_scene.c
index 68cd57c..c2b96f1 100644
--- a/MP/code/rend2/tr_scene.c
+++ b/MP/code/rend2/tr_scene.c
@@ -465,7 +465,11 @@ void RE_BeginScene(const refdef_t *fd)
}
else
{
+#if defined(USE_OVERBRIGHT)
float scale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits - 8);
+#else
+ float scale = (1 << r_mapOverBrightBits->integer) / 255.0f;
+#endif
if (r_forceSun->integer)
{
VectorScale(tr.sunLight, scale * r_forceSunLightScale->value, tr.refdef.sunCol);
diff --git a/MP/code/rend2/tr_shade.c b/MP/code/rend2/tr_shade.c
index b5d6709..abd214e 100644
--- a/MP/code/rend2/tr_shade.c
+++ b/MP/code/rend2/tr_shade.c
@@ -479,9 +479,22 @@ static void ProjectDlightTexture( void ) {
static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t vertColor, int blend )
{
+ qboolean isBlend = ((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_DST_COLOR)
+ || ((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_ONE_MINUS_DST_COLOR)
+ || ((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_SRC_COLOR)
+ || ((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_ONE_MINUS_SRC_COLOR);
+
+ qboolean isWorldDraw = !(backEnd.refdef.rdflags & RDF_NOWORLDMODEL);
+
+#if defined(USE_OVERBRIGHT)
+ float exactLight = 1.0f;
+#else
+ float exactLight = (isBlend || !isWorldDraw) ? 1.0f : (float)(1 << r_mapOverBrightBits->integer);
+#endif
+
baseColor[0] =
baseColor[1] =
- baseColor[2] =
+ baseColor[2] = exactLight;
baseColor[3] = 1.0f;
vertColor[0] =
@@ -508,7 +521,7 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
vertColor[0] =
vertColor[1] =
- vertColor[2] =
+ vertColor[2] = exactLight;
vertColor[3] = 1.0f;
break;
case CGEN_CONST:
@@ -644,11 +657,7 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
}
// multiply color by overbrightbits if this isn't a blend
- if (tr.overbrightBits
- && !((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_DST_COLOR)
- && !((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_ONE_MINUS_DST_COLOR)
- && !((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_SRC_COLOR)
- && !((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_ONE_MINUS_SRC_COLOR))
+ if (tr.overbrightBits && !isBlend)
{
float scale = 1 << tr.overbrightBits;
diff --git a/SP/code/rend2/tr_bsp.c b/SP/code/rend2/tr_bsp.c
index e899aa8..c8c2c2c 100644
--- a/SP/code/rend2/tr_bsp.c
+++ b/SP/code/rend2/tr_bsp.c
@@ -107,7 +107,11 @@ static void R_ColorShiftLightingBytes( byte in[4], byte out[4] ) {
int shift, r, g, b;
// shift the color data based on overbright range
+#if defined(USE_OVERBRIGHT)
shift = r_mapOverBrightBits->integer - tr.overbrightBits;
+#else
+ shift = 0;
+#endif
// shift the data based on overbright range
r = in[0] << shift;
@@ -141,7 +145,9 @@ static void R_ColorShiftLightingFloats(float in[4], float out[4], float scale )
{
float r, g, b;
+#if defined(USE_OVERBRIGHT)
scale *= pow(2.0f, r_mapOverBrightBits->integer - tr.overbrightBits);
+#endif
r = in[0] * scale;
g = in[1] * scale;
@@ -3093,7 +3099,11 @@ void R_LoadLightGrid( lump_t *l ) {
if (hdrLightGrid)
{
+#if defined(USE_OVERBRIGHT)
float lightScale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits);
+#else
+ float lightScale = 1.0f;
+#endif
//ri.Printf(PRINT_ALL, "found!\n");
diff --git a/SP/code/rend2/tr_image.c b/SP/code/rend2/tr_image.c
index 33cfe02..a17ac5f 100644
--- a/SP/code/rend2/tr_image.c
+++ b/SP/code/rend2/tr_image.c
@@ -3046,7 +3046,11 @@ void R_SetColorMappings( void ) {
int inf;
// setup the overbright lighting
+#if defined(USE_OVERBRIGHT)
tr.overbrightBits = r_overBrightBits->integer;
+#else
+ tr.overbrightBits = 0;
+#endif
// allow 2 overbright bits
if ( tr.overbrightBits > 2 ) {
diff --git a/SP/code/rend2/tr_local.h b/SP/code/rend2/tr_local.h
index 6696609..29048cc 100644
--- a/SP/code/rend2/tr_local.h
+++ b/SP/code/rend2/tr_local.h
@@ -65,7 +65,7 @@ typedef unsigned int glIndex_t;
#define CUBE_MAP_SIZE (1 << CUBE_MAP_MIPS)
#define USE_VERT_TANGENT_SPACE
-
+#define USE_OVERBRIGHT
// a trRefEntity_t has all the information passed in by
// the client game, as well as some locally derived info
diff --git a/SP/code/rend2/tr_scene.c b/SP/code/rend2/tr_scene.c
index 72ac184..2a21068 100644
--- a/SP/code/rend2/tr_scene.c
+++ b/SP/code/rend2/tr_scene.c
@@ -478,7 +478,11 @@ void RE_BeginScene(const refdef_t *fd)
}
else
{
+#if defined(USE_OVERBRIGHT)
float scale = pow(2, r_mapOverBrightBits->integer - tr.overbrightBits - 8);
+#else
+ float scale = (1 << r_mapOverBrightBits->integer) / 255.0f;
+#endif
if (r_forceSun->integer)
{
VectorScale(tr.sunLight, scale * r_forceSunLightScale->value, tr.refdef.sunCol);
diff --git a/SP/code/rend2/tr_shade.c b/SP/code/rend2/tr_shade.c
index 8976b43..6476445 100644
--- a/SP/code/rend2/tr_shade.c
+++ b/SP/code/rend2/tr_shade.c
@@ -473,9 +473,22 @@ static void ProjectDlightTexture( void ) {
static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t vertColor, int blend )
{
+ qboolean isBlend = ((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_DST_COLOR)
+ || ((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_ONE_MINUS_DST_COLOR)
+ || ((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_SRC_COLOR)
+ || ((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_ONE_MINUS_SRC_COLOR);
+
+ qboolean isWorldDraw = !(backEnd.refdef.rdflags & RDF_NOWORLDMODEL);
+
+#if defined(USE_OVERBRIGHT)
+ float exactLight = 1.0f;
+#else
+ float exactLight = (isBlend || !isWorldDraw) ? 1.0f : (float)(1 << r_mapOverBrightBits->integer);
+#endif
+
baseColor[0] =
baseColor[1] =
- baseColor[2] =
+ baseColor[2] = exactLight;
baseColor[3] = 1.0f;
vertColor[0] =
@@ -502,7 +515,7 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
vertColor[0] =
vertColor[1] =
- vertColor[2] =
+ vertColor[2] = exactLight;
vertColor[3] = 1.0f;
break;
case CGEN_CONST:
@@ -638,11 +651,7 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
}
// multiply color by overbrightbits if this isn't a blend
- if (tr.overbrightBits
- && !((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_DST_COLOR)
- && !((blend & GLS_SRCBLEND_BITS) == GLS_SRCBLEND_ONE_MINUS_DST_COLOR)
- && !((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_SRC_COLOR)
- && !((blend & GLS_DSTBLEND_BITS) == GLS_DSTBLEND_ONE_MINUS_SRC_COLOR))
+ if (tr.overbrightBits && !isBlend)
{
float scale = 1 << tr.overbrightBits;
--
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