[15/30] libcamera: software_isp: egl: Extend eGL::createTexture2D to understand floats
diff mbox series

Message ID 20260618122245.946138-16-bryan.odonoghue@linaro.org
State New
Headers show
Series
  • RFC/RFT: gpuisp: Multipass with speed optimisations on top
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Commit Message

Bryan O'Donoghue June 18, 2026, 12:22 p.m. UTC 
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
---
 src/libcamera/egl.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

Patch
diff mbox series 

diff --git a/src/libcamera/egl.cpp b/src/libcamera/egl.cpp
index 4da335a53..a5e59c09c 100644
--- a/src/libcamera/egl.cpp
+++ b/src/libcamera/egl.cpp
@@ -264,13 +264,29 @@  int eGL::createOutputDMABufTexture2D(eGLImage &eglImage, int fd)
  */
 void eGL::createTexture2D(eGLImage &eglImage, void *data)
 {
+	GLenum format;
+	GLenum type = GL_UNSIGNED_BYTE;
+
 	ASSERT(tid_ == Thread::currentId());
 
 	glActiveTexture(eglImage.texture_unit_);
 	glBindTexture(GL_TEXTURE_2D, eglImage.texture_);
 
+	switch (eglImage.format_) {
+	case GL_R16F:
+		format = GL_RED;
+		type = GL_HALF_FLOAT;
+		break;
+	case GL_RG8:
+		format = GL_RG;
+		break;
+	case GL_LUMINANCE:
+		format = GL_LUMINANCE;
+		break;
+	}
+
 	// Generate texture, bind, associate image to texture, configure, unbind
-	glTexImage2D(GL_TEXTURE_2D, 0, eglImage.format_, eglImage.width_, eglImage.height_, 0, eglImage.format_, GL_UNSIGNED_BYTE, data);
+	glTexImage2D(GL_TEXTURE_2D, 0, eglImage.format_, eglImage.width_, eglImage.height_, 0, format, type, data);
 
 	// Nearest filtering
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);