Import aap/librw @ masterHEADmaster

Snapshot for re3/reVC vendoring, per @lzcnt.
Source: https://github.com/aap/librw (master).

1 files changed, 130 insertions, 0 deletions

diff --git a/tools/im2d/tristrip.cpp b/tools/im2d/tristrip.cpp
new file mode 100644
index 0000000..41f2d3a
--- /dev/null
+++ b/tools/im2d/tristrip.cpp
@@ -0,0 +1,130 @@
+#include <rw.h>
+#include <skeleton.h>
+
+#include "im2d.h"
+
+float TriStripData[18][4] = {
+	{ 0.000f,  1.000f,  0.500f,  1.000f},
+	{ 0.000f,  0.500f,  0.500f,  0.750f},
+
+	{ 0.707f,  0.707f,  0.853f,  0.853f},
+	{ 0.354f,  0.354f,  0.677f,  0.677f},
+
+	{ 1.000f,  0.000f,  1.000f,  0.500f},
+	{ 0.500f,  0.000f,  0.750f,  0.500f},
+
+	{ 0.707f, -0.707f,  0.853f,  0.147f},
+	{ 0.354f, -0.354f,  0.677f,  0.323f},
+
+	{ 0.000f, -1.000f,  0.500f,  0.000f},
+	{ 0.000f, -0.500f,  0.500f,  0.250f},
+
+	{-0.707f, -0.707f,  0.147f,  0.147f},
+	{-0.354f, -0.354f,  0.323f,  0.323f},
+
+	{-1.000f,  0.000f,  0.000f,  0.500f},
+	{-0.500f,  0.000f,  0.250f,  0.500f},
+
+	{-0.707f,  0.707f,  0.147f,  0.853f},
+	{-0.354f,  0.354f,  0.323f,  0.677f},
+
+	{ 0.000f,  1.000f,  0.500f,  1.000f},
+	{ 0.000f,  0.500f,  0.500f,  0.750f}
+};
+
+float IndexedTriStripData[16][4] = {
+	{ 0.000f,  1.000f,  0.500f,  1.000f},
+	{ 0.707f,  0.707f,  0.853f,  0.853f},
+	{ 1.000f,  0.000f,  1.000f,  0.500f},
+	{ 0.707f, -0.707f,  0.853f,  0.147f},
+	{ 0.000f, -1.000f,  0.500f,  0.000f},
+	{-0.707f, -0.707f,  0.147f,  0.147f},
+	{-1.000f,  0.000f,  0.000f,  0.500f},
+	{-0.707f,  0.707f,  0.147f,  0.853f},
+
+	{ 0.000f,  0.500f,  0.500f,  0.750f},
+	{ 0.354f,  0.354f,  0.677f,  0.677f},
+	{ 0.500f,  0.000f,  0.750f,  0.500f},
+	{ 0.354f, -0.354f,  0.677f,  0.323f},
+	{ 0.000f, -0.500f,  0.500f,  0.250f},
+	{-0.354f, -0.354f,  0.323f,  0.323f},
+	{-0.500f,  0.000f,  0.250f,  0.500f},
+	{-0.354f,  0.354f,  0.323f,  0.677f}
+};
+
+rw::uint16 IndexedTriStripIndices[18] = {
+	0, 8,  1, 9,  2, 10, 3, 11,
+	4, 12, 5, 13, 6, 14, 7, 15, 0, 8
+};
+
+rw::RWDEVICE::Im2DVertex TriStrip[18];
+rw::RWDEVICE::Im2DVertex IndexedTriStrip[16];
+
+
+void
+TriStripCreate(rw::Camera *camera)
+{
+	float recipZ = 1.0f/camera->nearPlane;
+	for(int i = 0; i < 18; i++){
+		TriStrip[i].setScreenX(ScreenSize.x/2.0f + TriStripData[i][0]*Scale);
+		TriStrip[i].setScreenY(ScreenSize.y/2.0f - TriStripData[i][1]*Scale);
+		TriStrip[i].setScreenZ(rw::im2d::GetNearZ());
+		TriStrip[i].setRecipCameraZ(recipZ);
+		TriStrip[i].setU(TriStripData[i][2], recipZ);
+		TriStrip[i].setV(TriStripData[i][3], recipZ);
+	}
+}
+
+void
+TriStripSetColor(bool white)
+{
+	rw::RGBA SolidColor1 = SolidPurple;
+
+	if(white)
+		SolidColor1 = SolidWhite;
+
+	for(int i = 0; i < 18; i++)
+		TriStrip[i].setColor(SolidColor1.red, SolidColor1.green,
+			SolidColor1.blue, SolidColor1.alpha);
+}
+
+void
+TriStripRender(void)
+{
+	rw::im2d::RenderPrimitive(rw::PRIMTYPETRISTRIP, TriStrip, 18);
+}
+
+
+void
+IndexedTriStripCreate(rw::Camera *camera)
+{
+	float recipZ = 1.0f/camera->nearPlane;
+	for(int i = 0; i < 16; i++){
+		IndexedTriStrip[i].setScreenX(ScreenSize.x/2.0f + IndexedTriStripData[i][0]*Scale);
+		IndexedTriStrip[i].setScreenY(ScreenSize.y/2.0f - IndexedTriStripData[i][1]*Scale);
+		IndexedTriStrip[i].setScreenZ(rw::im2d::GetNearZ());
+		IndexedTriStrip[i].setRecipCameraZ(recipZ);
+		IndexedTriStrip[i].setU(IndexedTriStripData[i][2], recipZ);
+		IndexedTriStrip[i].setV(IndexedTriStripData[i][3], recipZ);
+	}
+}
+
+void
+IndexedTriStripSetColor(bool white)
+{
+	rw::RGBA SolidColor1 = SolidCyan;
+
+	if(white)
+		SolidColor1 = SolidWhite;
+
+	for(int i = 0; i < 16; i++)
+		IndexedTriStrip[i].setColor(SolidColor1.red, SolidColor1.green,
+			SolidColor1.blue, SolidColor1.alpha);
+}
+
+void
+IndexedTriStripRender(void)
+{
+	rw::im2d::RenderIndexedPrimitive(rw::PRIMTYPETRISTRIP,
+		IndexedTriStrip, 16, IndexedTriStripIndices, 18);
+}